54772087 has 2 divisors, whose sum is σ = 54772088. Its totient is φ = 54772086.

The previous prime is 54772063. The next prime is 54772093. The reversal of 54772087 is 78027745.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54772087 - 2¹⁵ = 54739319 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 (54772007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27386043 + 27386044.

It is an arithmetic number, because the mean of its divisors is an integer number (27386044).

Almost surely, 2^54772087 is an apocalyptic number.

54772087 is a deficient number, since it is larger than the sum of its proper divisors (1).

54772087 is an equidigital number, since it uses as much as digits as its factorization.

54772087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 109760, while the sum is 40.

The square root of 54772087 is about 7400.8166441279. The cubic root of 54772087 is about 379.7692204451.

The spelling of 54772087 in words is "fifty-four million, seven hundred seventy-two thousand, eighty-seven".