56134121 has 4 divisors (see below), whose sum is σ = 57328512. Its totient is φ = 54939732.

The previous prime is 56134109. The next prime is 56134123. The reversal of 56134121 is 12143165.

56134121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 a de Polignac number, because none of the positive numbers 2^k-56134121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56134123) 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, 597125 + ... + 597218.

It is an arithmetic number, because the mean of its divisors is an integer number (14332128).

Almost surely, 2^56134121 is an apocalyptic number.

It is an amenable number.

56134121 is a deficient number, since it is larger than the sum of its proper divisors (1194391).

56134121 is a wasteful number, since it uses less digits than its factorization.

56134121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1194390.

The product of its digits is 720, while the sum is 23.

The square root of 56134121 is about 7492.2707505802. The cubic root of 56134121 is about 382.8914266616.

Adding to 56134121 its reverse (12143165), we get a palindrome (68277286).

The spelling of 56134121 in words is "fifty-six million, one hundred thirty-four thousand, one hundred twenty-one".