12701663 has 8 divisors (see below), whose sum is σ = 13707456. Its totient is φ = 11700000.

The previous prime is 12701653. The next prime is 12701683. The reversal of 12701663 is 36610721.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12701663 - 2¹⁸ = 12439519 is a prime.

It is a super-2 number, since 2×12701663² = 322664485931138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12701653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9113 + ... + 10413.

It is an arithmetic number, because the mean of its divisors is an integer number (1713432).

Almost surely, 2^12701663 is an apocalyptic number.

12701663 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12701663 is a deficient number, since it is larger than the sum of its proper divisors (1005793).

12701663 is a wasteful number, since it uses less digits than its factorization.

12701663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2065.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 12701663 is about 3563.9392531299. The cubic root of 12701663 is about 233.3208385600.

It can be divided in two parts, 127016 and 63, that multiplied together give a palindrome (8002008).

The spelling of 12701663 in words is "twelve million, seven hundred one thousand, six hundred sixty-three".