56353311 has 24 divisors (see below), whose sum is σ = 95301024. Its totient is φ = 31415040.

The previous prime is 56353309. The next prime is 56353313. The reversal of 56353311 is 11335365.

It is an interprime number because it is at equal distance from previous prime (56353309) and next prime (56353313).

It is not a de Polignac number, because 56353311 - 2¹ = 56353309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56353313) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8326 + ... + 13491.

It is an arithmetic number, because the mean of its divisors is an integer number (3970876).

Almost surely, 2^56353311 is an apocalyptic number.

56353311 is a deficient number, since it is larger than the sum of its proper divisors (38947713).

56353311 is a wasteful number, since it uses less digits than its factorization.

56353311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21871 (or 21868 counting only the distinct ones).

The product of its digits is 4050, while the sum is 27.

The square root of 56353311 is about 7506.8842404822. The cubic root of 56353311 is about 383.3891451607.

Adding to 56353311 its reverse (11335365), we get a palindrome (67688676).

The spelling of 56353311 in words is "fifty-six million, three hundred fifty-three thousand, three hundred eleven".