55790963 has 2 divisors, whose sum is σ = 55790964. Its totient is φ = 55790962.

The previous prime is 55790953. The next prime is 55790971. The reversal of 55790963 is 36909755.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55790963 - 2¹⁶ = 55725427 is a prime.

It is a super-2 number, since 2×55790963² = 6225263104934738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (55790953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27895481 + 27895482.

It is an arithmetic number, because the mean of its divisors is an integer number (27895482).

Almost surely, 2^55790963 is an apocalyptic number.

55790963 is a deficient number, since it is larger than the sum of its proper divisors (1).

55790963 is an equidigital number, since it uses as much as digits as its factorization.

55790963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 255150, while the sum is 44.

The square root of 55790963 is about 7469.3348432106. The cubic root of 55790963 is about 382.1096032454.

The spelling of 55790963 in words is "fifty-five million, seven hundred ninety thousand, nine hundred sixty-three".