13500967 has 4 divisors (see below), whose sum is σ = 13865896. Its totient is φ = 13136040.

The previous prime is 13500961. The next prime is 13500983. The reversal of 13500967 is 76900531.

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

It is a cyclic number.

It is not a de Polignac number, because 13500967 - 2³ = 13500959 is a prime.

It is a super-2 number, since 2×13500967² = 364552219870178, 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 (13500961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182409 + ... + 182482.

It is an arithmetic number, because the mean of its divisors is an integer number (3466474).

Almost surely, 2^13500967 is an apocalyptic number.

13500967 is a deficient number, since it is larger than the sum of its proper divisors (364929).

13500967 is an equidigital number, since it uses as much as digits as its factorization.

13500967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364928.

The product of its (nonzero) digits is 5670, while the sum is 31.

The square root of 13500967 is about 3674.3662038507. The cubic root of 13500967 is about 238.1158429070.

The spelling of 13500967 in words is "thirteen million, five hundred thousand, nine hundred sixty-seven".