99765119 has 4 divisors (see below), whose sum is σ = 99882120. Its totient is φ = 99648120.

The previous prime is 99765109. The next prime is 99765139. The reversal of 99765119 is 91156799.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 99765119 - 2⁴ = 99765103 is a prime.

It is a super-2 number, since 2×99765119² = 19906157938168322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99765109) 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, 57212 + ... + 58929.

It is an arithmetic number, because the mean of its divisors is an integer number (24970530).

Almost surely, 2^99765119 is an apocalyptic number.

99765119 is a deficient number, since it is larger than the sum of its proper divisors (117001).

99765119 is a wasteful number, since it uses less digits than its factorization.

99765119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117000.

The product of its digits is 153090, while the sum is 47.

The square root of 99765119 is about 9988.2490457537. The cubic root of 99765119 is about 463.7951914558.

The spelling of 99765119 in words is "ninety-nine million, seven hundred sixty-five thousand, one hundred nineteen".