54737887 has 2 divisors, whose sum is σ = 54737888. Its totient is φ = 54737886.

The previous prime is 54737867. The next prime is 54737897. The reversal of 54737887 is 78873745.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54737887 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54737887.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54737857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27368943 + 27368944.

It is an arithmetic number, because the mean of its divisors is an integer number (27368944).

Almost surely, 2^54737887 is an apocalyptic number.

54737887 is a deficient number, since it is larger than the sum of its proper divisors (1).

54737887 is an equidigital number, since it uses as much as digits as its factorization.

54737887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1317120, while the sum is 49.

The square root of 54737887 is about 7398.5057275101. The cubic root of 54737887 is about 379.6901606400.

The spelling of 54737887 in words is "fifty-four million, seven hundred thirty-seven thousand, eight hundred eighty-seven".