56153701 has 2 divisors, whose sum is σ = 56153702. Its totient is φ = 56153700.

The previous prime is 56153653. The next prime is 56153731. The reversal of 56153701 is 10735165.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49773025 + 6380676 = 7055^2 + 2526^2 .

It is a cyclic number.

It is not a de Polignac number, because 56153701 - 2²³ = 47765093 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56153701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56153731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28076850 + 28076851.

It is an arithmetic number, because the mean of its divisors is an integer number (28076851).

Almost surely, 2^56153701 is an apocalyptic number.

It is an amenable number.

56153701 is a deficient number, since it is larger than the sum of its proper divisors (1).

56153701 is an equidigital number, since it uses as much as digits as its factorization.

56153701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3150, while the sum is 28.

The square root of 56153701 is about 7493.5773166092. The cubic root of 56153701 is about 382.9359399481.

Adding to 56153701 its reverse (10735165), we get a palindrome (66888866).

It can be divided in two parts, 5615 and 3701, that added together give a triangular number (9316 = T₁₃₆).

The spelling of 56153701 in words is "fifty-six million, one hundred fifty-three thousand, seven hundred one".