99707124253 has 4 divisors (see below), whose sum is σ = 108771408288. Its totient is φ = 90642840220.

The previous prime is 99707124247. The next prime is 99707124259. The reversal of 99707124253 is 35242170799.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (99707124247) and next prime (99707124259).

It is a cyclic number.

It is not a de Polignac number, because 99707124253 - 2⁵ = 99707124221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 99707124197 and 99707124206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99707124259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4532142001 + ... + 4532142022.

It is an arithmetic number, because the mean of its divisors is an integer number (27192852072).

Almost surely, 2^99707124253 is an apocalyptic number.

It is an amenable number.

99707124253 is a deficient number, since it is larger than the sum of its proper divisors (9064284035).

99707124253 is a wasteful number, since it uses less digits than its factorization.

99707124253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9064284034.

The product of its (nonzero) digits is 952560, while the sum is 49.

The spelling of 99707124253 in words is "ninety-nine billion, seven hundred seven million, one hundred twenty-four thousand, two hundred fifty-three".