55316461 has 2 divisors, whose sum is σ = 55316462. Its totient is φ = 55316460.

The previous prime is 55316441. The next prime is 55316483. The reversal of 55316461 is 16461355.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54686025 + 630436 = 7395^2 + 794^2 .

It is a cyclic number.

It is not a de Polignac number, because 55316461 - 2⁷ = 55316333 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 (55316411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27658230 + 27658231.

It is an arithmetic number, because the mean of its divisors is an integer number (27658231).

Almost surely, 2^55316461 is an apocalyptic number.

It is an amenable number.

55316461 is a deficient number, since it is larger than the sum of its proper divisors (1).

55316461 is an equidigital number, since it uses as much as digits as its factorization.

55316461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 31.

The square root of 55316461 is about 7437.5036806714. The cubic root of 55316461 is about 381.0232371477.

The spelling of 55316461 in words is "fifty-five million, three hundred sixteen thousand, four hundred sixty-one".