54556877 has 2 divisors, whose sum is σ = 54556878. Its totient is φ = 54556876.

The previous prime is 54556849. The next prime is 54556883. The reversal of 54556877 is 77865545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49294441 + 5262436 = 7021^2 + 2294^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54556877 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 (54556577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27278438 + 27278439.

It is an arithmetic number, because the mean of its divisors is an integer number (27278439).

Almost surely, 2^54556877 is an apocalyptic number.

It is an amenable number.

54556877 is a deficient number, since it is larger than the sum of its proper divisors (1).

54556877 is an equidigital number, since it uses as much as digits as its factorization.

54556877 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1176000, while the sum is 47.

The square root of 54556877 is about 7386.2627221078. The cubic root of 54556877 is about 379.2711722777.

The spelling of 54556877 in words is "fifty-four million, five hundred fifty-six thousand, eight hundred seventy-seven".