55896523 has 2 divisors, whose sum is σ = 55896524. Its totient is φ = 55896522.

The previous prime is 55896481. The next prime is 55896563. The reversal of 55896523 is 32569855.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55896523 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55896523.

It is not a weakly prime, because it can be changed into another prime (55896563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27948261 + 27948262.

It is an arithmetic number, because the mean of its divisors is an integer number (27948262).

Almost surely, 2^55896523 is an apocalyptic number.

55896523 is a deficient number, since it is larger than the sum of its proper divisors (1).

55896523 is an equidigital number, since it uses as much as digits as its factorization.

55896523 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 324000, while the sum is 43.

The square root of 55896523 is about 7476.3977288531. The cubic root of 55896523 is about 382.3504431901.

The spelling of 55896523 in words is "fifty-five million, eight hundred ninety-six thousand, five hundred twenty-three".