54987937 has 2 divisors, whose sum is σ = 54987938. Its totient is φ = 54987936.

The previous prime is 54987899. The next prime is 54987943. The reversal of 54987937 is 73978945.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52940176 + 2047761 = 7276^2 + 1431^2 .

It is a cyclic number.

It is not a de Polignac number, because 54987937 - 2¹⁹ = 54463649 is a prime.

It is not a weakly prime, because it can be changed into another prime (54987337) 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, 27493968 + 27493969.

It is an arithmetic number, because the mean of its divisors is an integer number (27493969).

Almost surely, 2^54987937 is an apocalyptic number.

It is an amenable number.

54987937 is a deficient number, since it is larger than the sum of its proper divisors (1).

54987937 is an equidigital number, since it uses as much as digits as its factorization.

54987937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1905120, while the sum is 52.

The square root of 54987937 is about 7415.3851552027. The cubic root of 54987937 is about 380.2674410035.

The spelling of 54987937 in words is "fifty-four million, nine hundred eighty-seven thousand, nine hundred thirty-seven".