56327121 has 12 divisors (see below), whose sum is σ = 82276740. Its totient is φ = 37128960.

The previous prime is 56327113. The next prime is 56327129. The reversal of 56327121 is 12172365.

It is a happy number.

56327121 is a `hidden beast` number, since 5 + 632 + 7 + 1 + 21 = 666.

It is an interprime number because it is at equal distance from previous prime (56327113) and next prime (56327129).

It can be written as a sum of positive squares in 2 ways, for example, as 35533521 + 20793600 = 5961^2 + 4560^2 .

It is not a de Polignac number, because 56327121 - 2³ = 56327113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56327129) 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 11 ways as a sum of consecutive naturals, for example, 34360 + ... + 35961.

It is an arithmetic number, because the mean of its divisors is an integer number (6856395).

Almost surely, 2^56327121 is an apocalyptic number.

It is an amenable number.

56327121 is a deficient number, since it is larger than the sum of its proper divisors (25949619).

56327121 is a wasteful number, since it uses less digits than its factorization.

56327121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70416 (or 70413 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 56327121 is about 7505.1396389408. The cubic root of 56327121 is about 383.3297430456.

Adding to 56327121 its reverse (12172365), we get a palindrome (68499486).

The spelling of 56327121 in words is "fifty-six million, three hundred twenty-seven thousand, one hundred twenty-one".