55100963 has 2 divisors, whose sum is σ = 55100964. Its totient is φ = 55100962.

The previous prime is 55100959. The next prime is 55100971. The reversal of 55100963 is 36900155.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55100963 - 2² = 55100959 is a prime.

It is a super-2 number, since 2×55100963² = 6072232247054738, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (55100923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27550481 + 27550482.

It is an arithmetic number, because the mean of its divisors is an integer number (27550482).

Almost surely, 2^55100963 is an apocalyptic number.

55100963 is a deficient number, since it is larger than the sum of its proper divisors (1).

55100963 is an equidigital number, since it uses as much as digits as its factorization.

55100963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4050, while the sum is 29.

The square root of 55100963 is about 7423.0022901788. The cubic root of 55100963 is about 380.5278053405.

The spelling of 55100963 in words is "fifty-five million, one hundred thousand, nine hundred sixty-three".