90955079 has 2 divisors, whose sum is σ = 90955080. Its totient is φ = 90955078.

The previous prime is 90955069. The next prime is 90955129. The reversal of 90955079 is 97055909.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90955079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90955009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45477539 + 45477540.

It is an arithmetic number, because the mean of its divisors is an integer number (45477540).

Almost surely, 2^90955079 is an apocalyptic number.

90955079 is a deficient number, since it is larger than the sum of its proper divisors (1).

90955079 is an equidigital number, since it uses as much as digits as its factorization.

90955079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 127575, while the sum is 44.

The square root of 90955079 is about 9537.0372233729. The cubic root of 90955079 is about 449.7201206141.

The spelling of 90955079 in words is "ninety million, nine hundred fifty-five thousand, seventy-nine".