56700911 has 8 divisors (see below), whose sum is σ = 59265024. Its totient is φ = 54145080.

The previous prime is 56700893. The next prime is 56700913. The reversal of 56700911 is 11900765.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56700911 - 2¹⁴ = 56684527 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 (56700913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15026 + ... + 18416.

It is an arithmetic number, because the mean of its divisors is an integer number (7408128).

Almost surely, 2^56700911 is an apocalyptic number.

56700911 is a deficient number, since it is larger than the sum of its proper divisors (2564113).

56700911 is a wasteful number, since it uses less digits than its factorization.

56700911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4141.

The product of its (nonzero) digits is 1890, while the sum is 29.

The square root of 56700911 is about 7530.0007304117. Note that the first 3 decimals coincide. The cubic root of 56700911 is about 384.1758069943.

The spelling of 56700911 in words is "fifty-six million, seven hundred thousand, nine hundred eleven".