13491042 has 8 divisors (see below), whose sum is σ = 26982096. Its totient is φ = 4497012.

The previous prime is 13491029. The next prime is 13491073. The reversal of 13491042 is 24019431.

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

13491042 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1124248 + ... + 1124259.

It is an arithmetic number, because the mean of its divisors is an integer number (3372762).

Almost surely, 2^13491042 is an apocalyptic number.

13491042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13491042 is a wasteful number, since it uses less digits than its factorization.

13491042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2248512.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 13491042 is about 3673.0153824889. The cubic root of 13491042 is about 238.0574797026.

The spelling of 13491042 in words is "thirteen million, four hundred ninety-one thousand, forty-two".