1513996490 has 16 divisors (see below), whose sum is σ = 2726028648. Its totient is φ = 605413056.

The previous prime is 1513996481. The next prime is 1513996501. The reversal of 1513996490 is 946993151.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1501330009 + 12666481 = 38747^2 + 3559^2 .

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, 13904 + ... + 56756.

Almost surely, 2^1513996490 is an apocalyptic number.

1513996490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1513996490 is a deficient number, since it is larger than the sum of its proper divisors (1212032158).

1513996490 is a wasteful number, since it uses less digits than its factorization.

1513996490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46393.

The product of its (nonzero) digits is 262440, while the sum is 47.

The square root of 1513996490 is about 38910.1078127522. The cubic root of 1513996490 is about 1148.2636657794.

The spelling of 1513996490 in words is "one billion, five hundred thirteen million, nine hundred ninety-six thousand, four hundred ninety".