12616755 has 16 divisors (see below), whose sum is σ = 20280480. Its totient is φ = 6697728.

The previous prime is 12616739. The next prime is 12616757. The reversal of 12616755 is 55761621.

It is not a de Polignac number, because 12616755 - 2⁴ = 12616739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12616757) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1599 + ... + 5271.

It is an arithmetic number, because the mean of its divisors is an integer number (1267530).

Almost surely, 2^12616755 is an apocalyptic number.

12616755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12616755 is a deficient number, since it is larger than the sum of its proper divisors (7663725).

12616755 is a wasteful number, since it uses less digits than its factorization.

12616755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3910.

The product of its digits is 12600, while the sum is 33.

The square root of 12616755 is about 3552.0071790468. The cubic root of 12616755 is about 232.7997751855.

The spelling of 12616755 in words is "twelve million, six hundred sixteen thousand, seven hundred fifty-five".