12877435903 has 4 divisors (see below), whose sum is σ = 12879700408. Its totient is φ = 12875171400.

The previous prime is 12877435897. The next prime is 12877435919. The reversal of 12877435903 is 30953477821.

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

It is a cyclic number.

It is not a de Polignac number, because 12877435903 - 2⁵ = 12877435871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12877435943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1123701 + ... + 1135102.

It is an arithmetic number, because the mean of its divisors is an integer number (3219925102).

Almost surely, 2^12877435903 is an apocalyptic number.

12877435903 is a deficient number, since it is larger than the sum of its proper divisors (2264505).

12877435903 is an equidigital number, since it uses as much as digits as its factorization.

12877435903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2264504.

The product of its (nonzero) digits is 1270080, while the sum is 49.

The spelling of 12877435903 in words is "twelve billion, eight hundred seventy-seven million, four hundred thirty-five thousand, nine hundred three".