1613524423 has 8 divisors (see below), whose sum is σ = 1849167360. Its totient is φ = 1379166360.

The previous prime is 1613524411. The next prime is 1613524439. The reversal of 1613524423 is 3244253161.

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 1613524423 - 2¹³ = 1613516231 is a prime.

It is a super-2 number, since 2×1613524423² = 5206922127234965858, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1613522423) 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, 318523 + ... + 323548.

It is an arithmetic number, because the mean of its divisors is an integer number (231145920).

Almost surely, 2^1613524423 is an apocalyptic number.

1613524423 is a deficient number, since it is larger than the sum of its proper divisors (235642937).

1613524423 is an equidigital number, since it uses as much as digits as its factorization.

1613524423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642437.

The product of its digits is 17280, while the sum is 31.

The square root of 1613524423 is about 40168.6995433011. The cubic root of 1613524423 is about 1172.8933244269.

Adding to 1613524423 its reverse (3244253161), we get a palindrome (4857777584).

The spelling of 1613524423 in words is "one billion, six hundred thirteen million, five hundred twenty-four thousand, four hundred twenty-three".