1513483645 has 8 divisors (see below), whose sum is σ = 1817036856. Its totient is φ = 1210215936.

The previous prime is 1513483607. The next prime is 1513483663. The reversal of 1513483645 is 5463843151.

It can be written as a sum of positive squares in 4 ways, for example, as 162333081 + 1351150564 = 12741^2 + 36758^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1513483645 - 2¹⁵ = 1513450877 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1513483598 and 1513483607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59532 + ... + 81061.

It is an arithmetic number, because the mean of its divisors is an integer number (227129607).

Almost surely, 2^1513483645 is an apocalyptic number.

It is an amenable number.

1513483645 is a deficient number, since it is larger than the sum of its proper divisors (303553211).

1513483645 is a wasteful number, since it uses less digits than its factorization.

1513483645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142751.

The product of its digits is 172800, while the sum is 40.

The square root of 1513483645 is about 38903.5171289178. The cubic root of 1513483645 is about 1148.1339984194.

The spelling of 1513483645 in words is "one billion, five hundred thirteen million, four hundred eighty-three thousand, six hundred forty-five".