83365099 has 4 divisors (see below), whose sum is σ = 83513736. Its totient is φ = 83216464.

The previous prime is 83365049. The next prime is 83365129. The reversal of 83365099 is 99056338.

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 83365099 - 2⁷ = 83364971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83365039) 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, 73474 + ... + 74599.

It is an arithmetic number, because the mean of its divisors is an integer number (20878434).

Almost surely, 2^83365099 is an apocalyptic number.

83365099 is a deficient number, since it is larger than the sum of its proper divisors (148637).

83365099 is a wasteful number, since it uses less digits than its factorization.

83365099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148636.

The product of its (nonzero) digits is 174960, while the sum is 43.

The square root of 83365099 is about 9130.4490031980. The cubic root of 83365099 is about 436.8457250494.

The spelling of 83365099 in words is "eighty-three million, three hundred sixty-five thousand, ninety-nine".