55295969 has 2 divisors, whose sum is σ = 55295970. Its totient is φ = 55295968.

The previous prime is 55295941. The next prime is 55295993. The reversal of 55295969 is 96959255.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32638369 + 22657600 = 5713^2 + 4760^2 .

It is a cyclic number.

It is not a de Polignac number, because 55295969 - 2²⁰ = 54247393 is a prime.

It is a super-2 number, since 2×55295969² = 6115288375297922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (55295939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27647984 + 27647985.

It is an arithmetic number, because the mean of its divisors is an integer number (27647985).

Almost surely, 2^55295969 is an apocalyptic number.

It is an amenable number.

55295969 is a deficient number, since it is larger than the sum of its proper divisors (1).

55295969 is an equidigital number, since it uses as much as digits as its factorization.

55295969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1093500, while the sum is 50.

The square root of 55295969 is about 7436.1259402998. The cubic root of 55295969 is about 380.9761812782.

The spelling of 55295969 in words is "fifty-five million, two hundred ninety-five thousand, nine hundred sixty-nine".