99235553 has 2 divisors, whose sum is σ = 99235554. Its totient is φ = 99235552.

The previous prime is 99235523. The next prime is 99235561. The reversal of 99235553 is 35553299.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98168464 + 1067089 = 9908^2 + 1033^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99235553 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 99235553.

It is not a weakly prime, because it can be changed into another prime (99235523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49617776 + 49617777.

It is an arithmetic number, because the mean of its divisors is an integer number (49617777).

Almost surely, 2^99235553 is an apocalyptic number.

It is an amenable number.

99235553 is a deficient number, since it is larger than the sum of its proper divisors (1).

99235553 is an equidigital number, since it uses as much as digits as its factorization.

99235553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 182250, while the sum is 41.

The square root of 99235553 is about 9961.7043220525. The cubic root of 99235553 is about 462.9731071120.

The spelling of 99235553 in words is "ninety-nine million, two hundred thirty-five thousand, five hundred fifty-three".