99999130 has 64 divisors (see below), whose sum is σ = 228199680. Its totient is φ = 30643200.

The previous prime is 99999113. The next prime is 99999131. The reversal of 99999130 is 3199999.

It is not an unprimeable number, because it can be changed into a prime (99999131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45906 + ... + 48034.

It is an arithmetic number, because the mean of its divisors is an integer number (3565620).

Almost surely, 2^99999130 is an apocalyptic number.

99999130 is an abundant number, since it is smaller than the sum of its proper divisors (128200550).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99999130 is a wasteful number, since it uses less digits than its factorization.

99999130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2215.

The product of its (nonzero) digits is 177147, while the sum is 49.

The square root of 99999130 is about 9999.9564999054. The cubic root of 99999130 is about 464.1575372966.

The spelling of 99999130 in words is "ninety-nine million, nine hundred ninety-nine thousand, one hundred thirty".