55707959 has 2 divisors, whose sum is σ = 55707960. Its totient is φ = 55707958.

The previous prime is 55707947. The next prime is 55707991. The reversal of 55707959 is 95970755.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55707959 - 2⁸ = 55707703 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55709959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27853979 + 27853980.

It is an arithmetic number, because the mean of its divisors is an integer number (27853980).

Almost surely, 2^55707959 is an apocalyptic number.

55707959 is a deficient number, since it is larger than the sum of its proper divisors (1).

55707959 is an equidigital number, since it uses as much as digits as its factorization.

55707959 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 496125, while the sum is 47.

The square root of 55707959 is about 7463.7764569955. The cubic root of 55707959 is about 381.9200124000.

The spelling of 55707959 in words is "fifty-five million, seven hundred seven thousand, nine hundred fifty-nine".