55607039 has 2 divisors, whose sum is σ = 55607040. Its totient is φ = 55607038.

The previous prime is 55607033. The next prime is 55607047. The reversal of 55607039 is 93070655.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55607039 - 2⁴ = 55607023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55607033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27803519 + 27803520.

It is an arithmetic number, because the mean of its divisors is an integer number (27803520).

Almost surely, 2^55607039 is an apocalyptic number.

55607039 is a deficient number, since it is larger than the sum of its proper divisors (1).

55607039 is an equidigital number, since it uses as much as digits as its factorization.

55607039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28350, while the sum is 35.

The square root of 55607039 is about 7457.0127396968. The cubic root of 55607039 is about 381.6892454580.

The spelling of 55607039 in words is "fifty-five million, six hundred seven thousand, thirty-nine".