55960291 has 2 divisors, whose sum is σ = 55960292. Its totient is φ = 55960290.

The previous prime is 55960279. The next prime is 55960321. The reversal of 55960291 is 19206955.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55960291 - 2⁹ = 55959779 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55960291.

It is not a weakly prime, because it can be changed into another prime (55960211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27980145 + 27980146.

It is an arithmetic number, because the mean of its divisors is an integer number (27980146).

Almost surely, 2^55960291 is an apocalyptic number.

55960291 is a deficient number, since it is larger than the sum of its proper divisors (1).

55960291 is an equidigital number, since it uses as much as digits as its factorization.

55960291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24300, while the sum is 37.

The square root of 55960291 is about 7480.6611338838. The cubic root of 55960291 is about 382.4957859048.

The spelling of 55960291 in words is "fifty-five million, nine hundred sixty thousand, two hundred ninety-one".