56037461 has 2 divisors, whose sum is σ = 56037462. Its totient is φ = 56037460.

The previous prime is 56037439. The next prime is 56037463. The reversal of 56037461 is 16473065.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34739236 + 21298225 = 5894^2 + 4615^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56037461 is a prime.

It is a Sophie Germain prime.

Together with 56037463, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56037463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28018730 + 28018731.

It is an arithmetic number, because the mean of its divisors is an integer number (28018731).

Almost surely, 2^56037461 is an apocalyptic number.

It is an amenable number.

56037461 is a deficient number, since it is larger than the sum of its proper divisors (1).

56037461 is an equidigital number, since it uses as much as digits as its factorization.

56037461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 56037461 is about 7485.8173234457. The cubic root of 56037461 is about 382.6715274378.

The spelling of 56037461 in words is "fifty-six million, thirty-seven thousand, four hundred sixty-one".