10988977 has 4 divisors (see below), whose sum is σ = 11012976. Its totient is φ = 10964980.

The previous prime is 10988959. The next prime is 10988983. The reversal of 10988977 is 77988901.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10988977 - 2¹¹ = 10986929 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10988977.

It is not an unprimeable number, because it can be changed into a prime (10988947) 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, 11299 + ... + 12232.

It is an arithmetic number, because the mean of its divisors is an integer number (2753244).

Almost surely, 2^10988977 is an apocalyptic number.

It is an amenable number.

10988977 is a deficient number, since it is larger than the sum of its proper divisors (23999).

10988977 is an equidigital number, since it uses as much as digits as its factorization.

10988977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23998.

The product of its (nonzero) digits is 254016, while the sum is 49.

The square root of 10988977 is about 3314.9625940574. The cubic root of 10988977 is about 222.3236965544.

The spelling of 10988977 in words is "ten million, nine hundred eighty-eight thousand, nine hundred seventy-seven".