45195259 has 2 divisors, whose sum is σ = 45195260. Its totient is φ = 45195258.

The previous prime is 45195257. The next prime is 45195277. The reversal of 45195259 is 95259154.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45195259 - 2¹ = 45195257 is a prime.

It is a super-2 number, since 2×45195259² = 4085222872154162, which contains 22 as substring.

Together with 45195257, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (45195251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22597629 + 22597630.

It is an arithmetic number, because the mean of its divisors is an integer number (22597630).

Almost surely, 2^45195259 is an apocalyptic number.

45195259 is a deficient number, since it is larger than the sum of its proper divisors (1).

45195259 is an equidigital number, since it uses as much as digits as its factorization.

45195259 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81000, while the sum is 40.

The square root of 45195259 is about 6722.7419257324. The cubic root of 45195259 is about 356.2030440215.

It can be divided in two parts, 45195 and 259, that added together give a palindrome (45454).

The spelling of 45195259 in words is "forty-five million, one hundred ninety-five thousand, two hundred fifty-nine".