56535601 has 2 divisors, whose sum is σ = 56535602. Its totient is φ = 56535600.

The previous prime is 56535581. The next prime is 56535607. The reversal of 56535601 is 10653565.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47679025 + 8856576 = 6905^2 + 2976^2 .

It is a cyclic number.

It is not a de Polignac number, because 56535601 - 2⁵ = 56535569 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (56535607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28267800 + 28267801.

It is an arithmetic number, because the mean of its divisors is an integer number (28267801).

Almost surely, 2^56535601 is an apocalyptic number.

It is an amenable number.

56535601 is a deficient number, since it is larger than the sum of its proper divisors (1).

56535601 is an equidigital number, since it uses as much as digits as its factorization.

56535601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 56535601 is about 7519.0159595522. The cubic root of 56535601 is about 383.8020921196.

The spelling of 56535601 in words is "fifty-six million, five hundred thirty-five thousand, six hundred one".