1515155152 has 80 divisors (see below), whose sum is σ = 3584611840. Its totient is φ = 605937024.

The previous prime is 1515155119. The next prime is 1515155221. The reversal of 1515155152 is 2515515151.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137263 + ... + 147889.

It is an arithmetic number, because the mean of its divisors is an integer number (44807648).

Almost surely, 2^1515155152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1515155152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1792305920).

1515155152 is an abundant number, since it is smaller than the sum of its proper divisors (2069456688).

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

1515155152 is a wasteful number, since it uses less digits than its factorization.

1515155152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10728 (or 10722 counting only the distinct ones).

The product of its digits is 6250, while the sum is 31.

The square root of 1515155152 is about 38924.9939242128. The cubic root of 1515155152 is about 1148.5565132707.

The spelling of 1515155152 in words is "one billion, five hundred fifteen million, one hundred fifty-five thousand, one hundred fifty-two".