55602137 has 2 divisors, whose sum is σ = 55602138. Its totient is φ = 55602136.

The previous prime is 55602101. The next prime is 55602143. The reversal of 55602137 is 73120655.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55591936 + 10201 = 7456^2 + 101^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55602137 is a prime.

It is not a weakly prime, because it can be changed into another prime (55602167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27801068 + 27801069.

It is an arithmetic number, because the mean of its divisors is an integer number (27801069).

Almost surely, 2^55602137 is an apocalyptic number.

It is an amenable number.

55602137 is a deficient number, since it is larger than the sum of its proper divisors (1).

55602137 is an equidigital number, since it uses as much as digits as its factorization.

55602137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6300, while the sum is 29.

The square root of 55602137 is about 7456.6840485567. The cubic root of 55602137 is about 381.6780292781.

The spelling of 55602137 in words is "fifty-five million, six hundred two thousand, one hundred thirty-seven".