55713979 has 2 divisors, whose sum is σ = 55713980. Its totient is φ = 55713978.

The previous prime is 55713967. The next prime is 55713991. The reversal of 55713979 is 97931755.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (55713967) and next prime (55713991).

It is a cyclic number.

It is not a de Polignac number, because 55713979 - 2⁹ = 55713467 is a prime.

It is not a weakly prime, because it can be changed into another prime (55713919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27856989 + 27856990.

It is an arithmetic number, because the mean of its divisors is an integer number (27856990).

Almost surely, 2^55713979 is an apocalyptic number.

55713979 is a deficient number, since it is larger than the sum of its proper divisors (1).

55713979 is an equidigital number, since it uses as much as digits as its factorization.

55713979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 297675, while the sum is 46.

The square root of 55713979 is about 7464.1797272038. The cubic root of 55713979 is about 381.9337691157.

The spelling of 55713979 in words is "fifty-five million, seven hundred thirteen thousand, nine hundred seventy-nine".