55674613 has 2 divisors, whose sum is σ = 55674614. Its totient is φ = 55674612.

The previous prime is 55674611. The next prime is 55674659. The reversal of 55674613 is 31647655.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45927729 + 9746884 = 6777^2 + 3122^2 .

It is a cyclic number.

It is not a de Polignac number, because 55674613 - 2¹ = 55674611 is a prime.

Together with 55674611, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55674611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27837306 + 27837307.

It is an arithmetic number, because the mean of its divisors is an integer number (27837307).

Almost surely, 2^55674613 is an apocalyptic number.

It is an amenable number.

55674613 is a deficient number, since it is larger than the sum of its proper divisors (1).

55674613 is an equidigital number, since it uses as much as digits as its factorization.

55674613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75600, while the sum is 37.

The square root of 55674613 is about 7461.5422668507. The cubic root of 55674613 is about 381.8437932092.

The spelling of 55674613 in words is "fifty-five million, six hundred seventy-four thousand, six hundred thirteen".