12620601 has 24 divisors (see below), whose sum is σ = 20978880. Its totient is φ = 7161696.

The previous prime is 12620593. The next prime is 12620603. The reversal of 12620601 is 10602621.

It is a happy number.

12620601 is a `hidden beast` number, since 1 + 2 + 62 + 0 + 601 = 666.

It is not a de Polignac number, because 12620601 - 2³ = 12620593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12620603) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9655 + ... + 10883.

It is an arithmetic number, because the mean of its divisors is an integer number (874120).

Almost surely, 2^12620601 is an apocalyptic number.

It is an amenable number.

12620601 is a deficient number, since it is larger than the sum of its proper divisors (8358279).

12620601 is a wasteful number, since it uses less digits than its factorization.

12620601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1405 (or 1402 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 12620601 is about 3552.5485218361. The cubic root of 12620601 is about 232.8234277801.

The spelling of 12620601 in words is "twelve million, six hundred twenty thousand, six hundred one".