1613339493 has 8 divisors (see below), whose sum is σ = 2180587008. Its totient is φ = 1060825824.

The previous prime is 1613339477. The next prime is 1613339503. The reversal of 1613339493 is 3949333161.

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

It is not a de Polignac number, because 1613339493 - 2⁴ = 1613339477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1613339443) 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, 3683205 + ... + 3683642.

It is an arithmetic number, because the mean of its divisors is an integer number (272573376).

Almost surely, 2^1613339493 is an apocalyptic number.

It is an amenable number.

1613339493 is a deficient number, since it is larger than the sum of its proper divisors (567247515).

1613339493 is an equidigital number, since it uses as much as digits as its factorization.

1613339493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7366923.

The product of its digits is 157464, while the sum is 42.

The square root of 1613339493 is about 40166.3975606476. The cubic root of 1613339493 is about 1172.8485133193.

The spelling of 1613339493 in words is "one billion, six hundred thirteen million, three hundred thirty-nine thousand, four hundred ninety-three".