10999977 has 4 divisors (see below), whose sum is σ = 14666640. Its totient is φ = 7333316.

The previous prime is 10999951. The next prime is 10999979. The reversal of 10999977 is 77999901.

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 10999977 - 2⁸ = 10999721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10999979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1833327 + ... + 1833332.

It is an arithmetic number, because the mean of its divisors is an integer number (3666660).

Almost surely, 2^10999977 is an apocalyptic number.

It is an amenable number.

10999977 is a deficient number, since it is larger than the sum of its proper divisors (3666663).

10999977 is an equidigital number, since it uses as much as digits as its factorization.

10999977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3666662.

The product of its (nonzero) digits is 321489, while the sum is 51.

The square root of 10999977 is about 3316.6213229731. The cubic root of 10999977 is about 222.3978540522.

The spelling of 10999977 in words is "ten million, nine hundred ninety-nine thousand, nine hundred seventy-seven".