1513123674 has 16 divisors (see below), whose sum is σ = 3026877120. Its totient is φ = 504269600.

The previous prime is 1513123673. The next prime is 1513123681. The reversal of 1513123674 is 4763213151.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1513123673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8542 + ... + 55670.

It is an arithmetic number, because the mean of its divisors is an integer number (189179820).

Almost surely, 2^1513123674 is an apocalyptic number.

1513123674 is an abundant number, since it is smaller than the sum of its proper divisors (1513753446).

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

1513123674 is a wasteful number, since it uses less digits than its factorization.

1513123674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52485.

The product of its digits is 15120, while the sum is 33.

The square root of 1513123674 is about 38898.8903954856. The cubic root of 1513123674 is about 1148.0429661144.

The spelling of 1513123674 in words is "one billion, five hundred thirteen million, one hundred twenty-three thousand, six hundred seventy-four".