90453299 has 2 divisors, whose sum is σ = 90453300. Its totient is φ = 90453298.

The previous prime is 90453289. The next prime is 90453329. The reversal of 90453299 is 99235409.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90453299 is a prime.

It is not a weakly prime, because it can be changed into another prime (90453229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45226649 + 45226650.

It is an arithmetic number, because the mean of its divisors is an integer number (45226650).

Almost surely, 2^90453299 is an apocalyptic number.

90453299 is a deficient number, since it is larger than the sum of its proper divisors (1).

90453299 is an equidigital number, since it uses as much as digits as its factorization.

90453299 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 87480, while the sum is 41.

The square root of 90453299 is about 9510.6939284155. The cubic root of 90453299 is about 448.8915914286.

The spelling of 90453299 in words is "ninety million, four hundred fifty-three thousand, two hundred ninety-nine".