54552613 has 2 divisors, whose sum is σ = 54552614. Its totient is φ = 54552612.

The previous prime is 54552607. The next prime is 54552661. The reversal of 54552613 is 31625545.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44930209 + 9622404 = 6703^2 + 3102^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54552613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54552013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27276306 + 27276307.

It is an arithmetic number, because the mean of its divisors is an integer number (27276307).

Almost surely, 2^54552613 is an apocalyptic number.

It is an amenable number.

54552613 is a deficient number, since it is larger than the sum of its proper divisors (1).

54552613 is an equidigital number, since it uses as much as digits as its factorization.

54552613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18000, while the sum is 31.

The square root of 54552613 is about 7385.9740725242. The cubic root of 54552613 is about 379.2612911256.

The spelling of 54552613 in words is "fifty-four million, five hundred fifty-two thousand, six hundred thirteen".