99425453 has 2 divisors, whose sum is σ = 99425454. Its totient is φ = 99425452.

The previous prime is 99425441. The next prime is 99425467. The reversal of 99425453 is 35452499.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84695209 + 14730244 = 9203^2 + 3838^2 .

It is a cyclic number.

It is not a de Polignac number, because 99425453 - 2⁴ = 99425437 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99425453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99425483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49712726 + 49712727.

It is an arithmetic number, because the mean of its divisors is an integer number (49712727).

Almost surely, 2^99425453 is an apocalyptic number.

It is an amenable number.

99425453 is a deficient number, since it is larger than the sum of its proper divisors (1).

99425453 is an equidigital number, since it uses as much as digits as its factorization.

99425453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 194400, while the sum is 41.

The square root of 99425453 is about 9971.2312680030. The cubic root of 99425453 is about 463.2682384728.

The spelling of 99425453 in words is "ninety-nine million, four hundred twenty-five thousand, four hundred fifty-three".