1513513456 has 80 divisors (see below), whose sum is σ = 3668529088. Its totient is φ = 588902400.

The previous prime is 1513513429. The next prime is 1513513471. The reversal of 1513513456 is 6543153151.

It is a congruent number.

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, 80296 + ... + 97336.

Almost surely, 2^1513513456 is an apocalyptic number.

1513513456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1513513456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1834264544).

1513513456 is an abundant number, since it is smaller than the sum of its proper divisors (2155015632).

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

1513513456 is a wasteful number, since it uses less digits than its factorization.

1513513456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17130 (or 17124 counting only the distinct ones).

The product of its digits is 27000, while the sum is 34.

The square root of 1513513456 is about 38903.9002671969. The cubic root of 1513513456 is about 1148.1415366129.

The spelling of 1513513456 in words is "one billion, five hundred thirteen million, five hundred thirteen thousand, four hundred fifty-six".