1500312099 has 16 divisors (see below), whose sum is σ = 2350139904. Its totient is φ = 839335200.

The previous prime is 1500312091. The next prime is 1500312113. The reversal of 1500312099 is 9902130051.

1500312099 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1500312099 - 2³ = 1500312091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1500312091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1748187 + ... + 1749044.

It is an arithmetic number, because the mean of its divisors is an integer number (146883744).

Almost surely, 2^1500312099 is an apocalyptic number.

1500312099 is a deficient number, since it is larger than the sum of its proper divisors (849827805).

1500312099 is a wasteful number, since it uses less digits than its factorization.

1500312099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3497258.

The product of its (nonzero) digits is 2430, while the sum is 30.

The square root of 1500312099 is about 38733.8624332766. The cubic root of 1500312099 is about 1144.7936290856.

The spelling of 1500312099 in words is "one billion, five hundred million, three hundred twelve thousand, ninety-nine".