55015463 has 2 divisors, whose sum is σ = 55015464. Its totient is φ = 55015462.

The previous prime is 55015459. The next prime is 55015487. The reversal of 55015463 is 36451055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55015463 - 2² = 55015459 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55015423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27507731 + 27507732.

It is an arithmetic number, because the mean of its divisors is an integer number (27507732).

Almost surely, 2^55015463 is an apocalyptic number.

55015463 is a deficient number, since it is larger than the sum of its proper divisors (1).

55015463 is an equidigital number, since it uses as much as digits as its factorization.

55015463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 55015463 is about 7417.2409290787. The cubic root of 55015463 is about 380.3308821633.

The spelling of 55015463 in words is "fifty-five million, fifteen thousand, four hundred sixty-three".