13523120614 has 4 divisors (see below), whose sum is σ = 20284680924. Its totient is φ = 6761560306.

The previous prime is 13523120579. The next prime is 13523120617. The reversal of 13523120614 is 41602132531.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×13523120614² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13523120617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3380780152 + ... + 3380780155.

It is an arithmetic number, because the mean of its divisors is an integer number (5071170231).

Almost surely, 2^13523120614 is an apocalyptic number.

13523120614 is a deficient number, since it is larger than the sum of its proper divisors (6761560310).

13523120614 is an equidigital number, since it uses as much as digits as its factorization.

13523120614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6761560309.

The product of its (nonzero) digits is 4320, while the sum is 28.

The spelling of 13523120614 in words is "thirteen billion, five hundred twenty-three million, one hundred twenty thousand, six hundred fourteen".