12898977 has 32 divisors (see below), whose sum is σ = 21756672. Its totient is φ = 6614784.

The previous prime is 12898933. The next prime is 12898979. The reversal of 12898977 is 77989821.

It is not a de Polignac number, because 12898977 - 2¹⁴ = 12882593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12898979) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9463 + ... + 10739.

It is an arithmetic number, because the mean of its divisors is an integer number (679896).

Almost surely, 2^12898977 is an apocalyptic number.

It is an amenable number.

12898977 is a deficient number, since it is larger than the sum of its proper divisors (8857695).

12898977 is a wasteful number, since it uses less digits than its factorization.

12898977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1337.

The product of its digits is 508032, while the sum is 51.

The square root of 12898977 is about 3591.5145830137. The cubic root of 12898977 is about 234.5228101585.

The spelling of 12898977 in words is "twelve million, eight hundred ninety-eight thousand, nine hundred seventy-seven".