90941051 has 2 divisors, whose sum is σ = 90941052. Its totient is φ = 90941050.

The previous prime is 90941033. The next prime is 90941077. The reversal of 90941051 is 15014909.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 90941051 - 2¹⁴ = 90924667 is a prime.

It is not a weakly prime, because it can be changed into another prime (90940051) 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, 45470525 + 45470526.

It is an arithmetic number, because the mean of its divisors is an integer number (45470526).

Almost surely, 2^90941051 is an apocalyptic number.

90941051 is a deficient number, since it is larger than the sum of its proper divisors (1).

90941051 is an equidigital number, since it uses as much as digits as its factorization.

90941051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 29.

The square root of 90941051 is about 9536.3017464843. The cubic root of 90941051 is about 449.6969993171.

The spelling of 90941051 in words is "ninety million, nine hundred forty-one thousand, fifty-one".