54907687 has 2 divisors, whose sum is σ = 54907688. Its totient is φ = 54907686.

The previous prime is 54907679. The next prime is 54907751. The reversal of 54907687 is 78670945.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54907687 - 2³ = 54907679 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54907627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27453843 + 27453844.

It is an arithmetic number, because the mean of its divisors is an integer number (27453844).

Almost surely, 2^54907687 is an apocalyptic number.

54907687 is a deficient number, since it is larger than the sum of its proper divisors (1).

54907687 is an equidigital number, since it uses as much as digits as its factorization.

54907687 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 423360, while the sum is 46.

The square root of 54907687 is about 7409.9721322013. The cubic root of 54907687 is about 380.0823621104.

The spelling of 54907687 in words is "fifty-four million, nine hundred seven thousand, six hundred eighty-seven".