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2617061231 is a prime number
BaseRepresentation
bin1001101111111101…
…0010111101101111
320202101110111002202
42123333102331233
520324431424411
61111404412115
7121565440061
oct23377227557
96671414082
102617061231
111123298924
1261054703b
13329267855
141ab803731
15104b5083b
hex9bfd2f6f

2617061231 has 2 divisors, whose sum is σ = 2617061232. Its totient is φ = 2617061230.

The previous prime is 2617061221. The next prime is 2617061257. The reversal of 2617061231 is 1321607162.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2617061231 - 214 = 2617044847 is a prime.

It is a super-2 number, since 2×26170612312 = 13698018973606470722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 2617061194 and 2617061203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2617061221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1308530615 + 1308530616.

It is an arithmetic number, because the mean of its divisors is an integer number (1308530616).

Almost surely, 22617061231 is an apocalyptic number.

2617061231 is a deficient number, since it is larger than the sum of its proper divisors (1).

2617061231 is an equidigital number, since it uses as much as digits as its factorization.

2617061231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 2617061231 is about 51157.2207122318. The cubic root of 2617061231 is about 1378.0700514466.

Adding to 2617061231 its reverse (1321607162), we get a palindrome (3938668393).

The spelling of 2617061231 in words is "two billion, six hundred seventeen million, sixty-one thousand, two hundred thirty-one".