1513054404 has 45 divisors (see below), whose sum is σ = 3957254301. Its totient is φ = 504118080.

The previous prime is 1513054399. The next prime is 1513054421. The reversal of 1513054404 is 4044503151.

It is a happy number.

The square root of 1513054404 is 38898.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 948516804 + 564537600 = 30798^2 + 23760^2 .

It is a super-4 number, since 4×1513054404⁴ (a number of 38 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 699084 + ... + 701244.

Almost surely, 2^1513054404 is an apocalyptic number.

1513054404 is the 38898-th square number.

It is an amenable number.

1513054404 is an abundant number, since it is smaller than the sum of its proper divisors (2444199897).

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

1513054404 is an frugal number, since it uses more digits than its factorization.

1513054404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4338 (or 2166 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The cubic root of 1513054404 is about 1148.0254469141.

Adding to 1513054404 its reverse (4044503151), we get a palindrome (5557557555).

The spelling of 1513054404 in words is "one billion, five hundred thirteen million, fifty-four thousand, four hundred four".