99011015 has 8 divisors (see below), whose sum is σ = 118962528. Its totient is φ = 79109280.

The previous prime is 99010997. The next prime is 99011039. The reversal of 99011015 is 51011099.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 99011015 - 2¹⁰ = 99009991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7916 + ... + 16145.

It is an arithmetic number, because the mean of its divisors is an integer number (14870316).

Almost surely, 2^99011015 is an apocalyptic number.

99011015 is a deficient number, since it is larger than the sum of its proper divisors (19951513).

99011015 is a wasteful number, since it uses less digits than its factorization.

99011015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24889.

The product of its (nonzero) digits is 405, while the sum is 26.

The square root of 99011015 is about 9950.4278802472. The cubic root of 99011015 is about 462.6236572201.

The spelling of 99011015 in words is "ninety-nine million, eleven thousand, fifteen".