1513489252 has 24 divisors (see below), whose sum is σ = 2959864992. Its totient is φ = 671169600.

The previous prime is 1513489231. The next prime is 1513489259. The reversal of 1513489252 is 2529843151.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1513489259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 417678 + ... + 421285.

It is an arithmetic number, because the mean of its divisors is an integer number (123327708).

Almost surely, 2^1513489252 is an apocalyptic number.

It is an amenable number.

1513489252 is a deficient number, since it is larger than the sum of its proper divisors (1446375740).

1513489252 is a wasteful number, since it uses less digits than its factorization.

1513489252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 839019 (or 839017 counting only the distinct ones).

The product of its digits is 86400, while the sum is 40.

The square root of 1513489252 is about 38903.5891917442. The cubic root of 1513489252 is about 1148.1354162476.

The spelling of 1513489252 in words is "one billion, five hundred thirteen million, four hundred eighty-nine thousand, two hundred fifty-two".