99513473 has 2 divisors, whose sum is σ = 99513474. Its totient is φ = 99513472.

The previous prime is 99513467. The next prime is 99513487. The reversal of 99513473 is 37431599.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 96373489 + 3139984 = 9817^2 + 1772^2 .

It is a cyclic number.

It is not a de Polignac number, because 99513473 - 2¹⁸ = 99251329 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99513473.

It is not a weakly prime, because it can be changed into another prime (99513493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49756736 + 49756737.

It is an arithmetic number, because the mean of its divisors is an integer number (49756737).

Almost surely, 2^99513473 is an apocalyptic number.

It is an amenable number.

99513473 is a deficient number, since it is larger than the sum of its proper divisors (1).

99513473 is an equidigital number, since it uses as much as digits as its factorization.

99513473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 102060, while the sum is 41.

The square root of 99513473 is about 9975.6439892370. The cubic root of 99513473 is about 463.4049065056.

The spelling of 99513473 in words is "ninety-nine million, five hundred thirteen thousand, four hundred seventy-three".