90951403 has 2 divisors, whose sum is σ = 90951404. Its totient is φ = 90951402.

The previous prime is 90951359. The next prime is 90951433. The reversal of 90951403 is 30415909.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90951403 - 2¹³ = 90943211 is a prime.

It is not a weakly prime, because it can be changed into another prime (90951433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45475701 + 45475702.

It is an arithmetic number, because the mean of its divisors is an integer number (45475702).

Almost surely, 2^90951403 is an apocalyptic number.

90951403 is a deficient number, since it is larger than the sum of its proper divisors (1).

90951403 is an equidigital number, since it uses as much as digits as its factorization.

90951403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 90951403 is about 9536.8444990993. The cubic root of 90951403 is about 449.7140619698.

The spelling of 90951403 in words is "ninety million, nine hundred fifty-one thousand, four hundred three".