1500115506 has 8 divisors (see below), whose sum is σ = 3000231024. Its totient is φ = 500038500.

The previous prime is 1500115483. The next prime is 1500115517. The reversal of 1500115506 is 6055110051.

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

1500115506 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125009620 + ... + 125009631.

It is an arithmetic number, because the mean of its divisors is an integer number (375028878).

Almost surely, 2^1500115506 is an apocalyptic number.

1500115506 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1500115506 is a wasteful number, since it uses less digits than its factorization.

1500115506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250019256.

The product of its (nonzero) digits is 750, while the sum is 24.

The square root of 1500115506 is about 38731.3246094166. The cubic root of 1500115506 is about 1144.7436243244.

Adding to 1500115506 its reverse (6055110051), we get a palindrome (7555225557).

The spelling of 1500115506 in words is "one billion, five hundred million, one hundred fifteen thousand, five hundred six".