13516023 has 8 divisors (see below), whose sum is σ = 18268528. Its totient is φ = 8887104.

The previous prime is 13515979. The next prime is 13516033. The reversal of 13516023 is 32061531.

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

It is not a de Polignac number, because 13516023 - 2⁶ = 13515959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13516033) 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, 30640 + ... + 31077.

It is an arithmetic number, because the mean of its divisors is an integer number (2283566).

Almost surely, 2^13516023 is an apocalyptic number.

13516023 is a deficient number, since it is larger than the sum of its proper divisors (4752505).

13516023 is an equidigital number, since it uses as much as digits as its factorization.

13516023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61793.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 13516023 is about 3676.4144216886. The cubic root of 13516023 is about 238.2043239837.

Adding to 13516023 its reverse (32061531), we get a palindrome (45577554).

The spelling of 13516023 in words is "thirteen million, five hundred sixteen thousand, twenty-three".