54615089 has 2 divisors, whose sum is σ = 54615090. Its totient is φ = 54615088.

The previous prime is 54615059. The next prime is 54615107. The reversal of 54615089 is 98051645.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30162064 + 24453025 = 5492^2 + 4945^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54615089 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (54615049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27307544 + 27307545.

It is an arithmetic number, because the mean of its divisors is an integer number (27307545).

Almost surely, 2^54615089 is an apocalyptic number.

It is an amenable number.

54615089 is a deficient number, since it is larger than the sum of its proper divisors (1).

54615089 is an equidigital number, since it uses as much as digits as its factorization.

54615089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43200, while the sum is 38.

The square root of 54615089 is about 7390.2022299799. The cubic root of 54615089 is about 379.4060180076.

The spelling of 54615089 in words is "fifty-four million, six hundred fifteen thousand, eighty-nine".