55460687 has 2 divisors, whose sum is σ = 55460688. Its totient is φ = 55460686.

The previous prime is 55460653. The next prime is 55460693. The reversal of 55460687 is 78606455.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55460687 - 2²⁴ = 38683471 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 (55460387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27730343 + 27730344.

It is an arithmetic number, because the mean of its divisors is an integer number (27730344).

Almost surely, 2^55460687 is an apocalyptic number.

55460687 is a deficient number, since it is larger than the sum of its proper divisors (1).

55460687 is an equidigital number, since it uses as much as digits as its factorization.

55460687 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 201600, while the sum is 41.

The square root of 55460687 is about 7447.1932296671. The cubic root of 55460687 is about 381.3540956639.

The spelling of 55460687 in words is "fifty-five million, four hundred sixty thousand, six hundred eighty-seven".