99518501 has 2 divisors, whose sum is σ = 99518502. Its totient is φ = 99518500.

The previous prime is 99518483. The next prime is 99518519. The reversal of 99518501 is 10581599.

It is a balanced prime because it is at equal distance from previous prime (99518483) and next prime (99518519).

It can be written as a sum of positive squares in only one way, i.e., 82337476 + 17181025 = 9074^2 + 4145^2 .

It is a cyclic number.

It is not a de Polignac number, because 99518501 - 2⁶ = 99518437 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99518201) 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, 49759250 + 49759251.

It is an arithmetic number, because the mean of its divisors is an integer number (49759251).

Almost surely, 2^99518501 is an apocalyptic number.

It is an amenable number.

99518501 is a deficient number, since it is larger than the sum of its proper divisors (1).

99518501 is an equidigital number, since it uses as much as digits as its factorization.

99518501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 38.

The square root of 99518501 is about 9975.8959998589. The cubic root of 99518501 is about 463.4127110120.

The spelling of 99518501 in words is "ninety-nine million, five hundred eighteen thousand, five hundred one".