1513946485 has 4 divisors (see below), whose sum is σ = 1816735788. Its totient is φ = 1211157184.

The previous prime is 1513946471. The next prime is 1513946507. The reversal of 1513946485 is 5846493151.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 885241009 + 628705476 = 29753^2 + 25074^2 .

It is a cyclic number.

It is not a de Polignac number, because 1513946485 - 2¹⁵ = 1513913717 is a prime.

It is a Duffinian number.

It is a congruent 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, 151394644 + ... + 151394653.

It is an arithmetic number, because the mean of its divisors is an integer number (454183947).

Almost surely, 2^1513946485 is an apocalyptic number.

It is an amenable number.

1513946485 is a deficient number, since it is larger than the sum of its proper divisors (302789303).

1513946485 is an equidigital number, since it uses as much as digits as its factorization.

1513946485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302789302.

The product of its digits is 518400, while the sum is 46.

The square root of 1513946485 is about 38909.4652366233. The cubic root of 1513946485 is about 1148.2510238398.

The spelling of 1513946485 in words is "one billion, five hundred thirteen million, nine hundred forty-six thousand, four hundred eighty-five".