55601363 has 2 divisors, whose sum is σ = 55601364. Its totient is φ = 55601362.

The previous prime is 55601347. The next prime is 55601387. The reversal of 55601363 is 36310655.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55601363 - 2⁴ = 55601347 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (55601263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27800681 + 27800682.

It is an arithmetic number, because the mean of its divisors is an integer number (27800682).

Almost surely, 2^55601363 is an apocalyptic number.

55601363 is a deficient number, since it is larger than the sum of its proper divisors (1).

55601363 is an equidigital number, since it uses as much as digits as its factorization.

55601363 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 55601363 is about 7456.6321486312. The cubic root of 55601363 is about 381.6762582420.

The spelling of 55601363 in words is "fifty-five million, six hundred one thousand, three hundred sixty-three".