52454137 has 2 divisors, whose sum is σ = 52454138. Its totient is φ = 52454136.

The previous prime is 52454131. The next prime is 52454159. The reversal of 52454137 is 73145425.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43309561 + 9144576 = 6581^2 + 3024^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52454137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52454099 and 52454108.

It is not a weakly prime, because it can be changed into another prime (52454131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26227068 + 26227069.

It is an arithmetic number, because the mean of its divisors is an integer number (26227069).

Almost surely, 2^52454137 is an apocalyptic number.

It is an amenable number.

52454137 is a deficient number, since it is larger than the sum of its proper divisors (1).

52454137 is an equidigital number, since it uses as much as digits as its factorization.

52454137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16800, while the sum is 31.

The square root of 52454137 is about 7242.5228339302. The cubic root of 52454137 is about 374.3345519905.

The spelling of 52454137 in words is "fifty-two million, four hundred fifty-four thousand, one hundred thirty-seven".