1500161115 has 16 divisors (see below), whose sum is σ = 2465130528. Its totient is φ = 778461696.

The previous prime is 1500161101. The next prime is 1500161137. The reversal of 1500161115 is 5111610051.

It is a happy number.

It is not a de Polignac number, because 1500161115 - 2⁶ = 1500161051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1500161091 and 1500161100.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1350942 + ... + 1352051.

It is an arithmetic number, because the mean of its divisors is an integer number (154070658).

Almost surely, 2^1500161115 is an apocalyptic number.

1500161115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1500161115 is a deficient number, since it is larger than the sum of its proper divisors (964969413).

1500161115 is a wasteful number, since it uses less digits than its factorization.

1500161115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2703038.

The product of its (nonzero) digits is 150, while the sum is 21.

The square root of 1500161115 is about 38731.9133919304. The cubic root of 1500161115 is about 1144.7552256716.

Adding to 1500161115 its reverse (5111610051), we get a palindrome (6611771166).

The spelling of 1500161115 in words is "one billion, five hundred million, one hundred sixty-one thousand, one hundred fifteen".