55363361 has 2 divisors, whose sum is σ = 55363362. Its totient is φ = 55363360.

The previous prime is 55363337. The next prime is 55363367. The reversal of 55363361 is 16336355.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53567761 + 1795600 = 7319^2 + 1340^2 .

It is a cyclic number.

It is not a de Polignac number, because 55363361 - 2¹⁸ = 55101217 is a prime.

It is not a weakly prime, because it can be changed into another prime (55363367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27681680 + 27681681.

It is an arithmetic number, because the mean of its divisors is an integer number (27681681).

Almost surely, 2^55363361 is an apocalyptic number.

It is an amenable number.

55363361 is a deficient number, since it is larger than the sum of its proper divisors (1).

55363361 is an equidigital number, since it uses as much as digits as its factorization.

55363361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24300, while the sum is 32.

The square root of 55363361 is about 7440.6559522666. The cubic root of 55363361 is about 381.1308901051.

The spelling of 55363361 in words is "fifty-five million, three hundred sixty-three thousand, three hundred sixty-one".