1613030243 has 8 divisors (see below), whose sum is σ = 1776116160. Its totient is φ = 1452685480.

The previous prime is 1613030231. The next prime is 1613030269. The reversal of 1613030243 is 3420303161.

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

It is a cyclic number.

It is not a de Polignac number, because 1613030243 - 2⁶ = 1613030179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1613030543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 684053 + ... + 686406.

It is an arithmetic number, because the mean of its divisors is an integer number (222014520).

Almost surely, 2^1613030243 is an apocalyptic number.

1613030243 is a deficient number, since it is larger than the sum of its proper divisors (163085917).

1613030243 is a wasteful number, since it uses less digits than its factorization.

1613030243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1370577.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 1613030243 is about 40162.5477652999. The cubic root of 1613030243 is about 1172.7735700972.

The spelling of 1613030243 in words is "one billion, six hundred thirteen million, thirty thousand, two hundred forty-three".