12553862 has 4 divisors (see below), whose sum is σ = 18830796. Its totient is φ = 6276930.

The previous prime is 12553859. The next prime is 12553901. The reversal of 12553862 is 26835521.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×12553862² = 315198902230088, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3138464 + ... + 3138467.

It is an arithmetic number, because the mean of its divisors is an integer number (4707699).

Almost surely, 2^12553862 is an apocalyptic number.

12553862 is a deficient number, since it is larger than the sum of its proper divisors (6276934).

12553862 is an equidigital number, since it uses as much as digits as its factorization.

12553862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6276933.

The product of its digits is 14400, while the sum is 32.

The square root of 12553862 is about 3543.1429550612. The cubic root of 12553862 is about 232.4123043838.

The spelling of 12553862 in words is "twelve million, five hundred fifty-three thousand, eight hundred sixty-two".