13414991 has 8 divisors (see below), whose sum is σ = 13700064. Its totient is φ = 13132800.

The previous prime is 13414981. The next prime is 13414993. The reversal of 13414991 is 19941431.

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 13414991 - 2⁶ = 13414927 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 (13414993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10415 + ... + 11631.

It is an arithmetic number, because the mean of its divisors is an integer number (1712508).

Almost surely, 2^13414991 is an apocalyptic number.

13414991 is a deficient number, since it is larger than the sum of its proper divisors (285073).

13414991 is a wasteful number, since it uses less digits than its factorization.

13414991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1441.

The product of its digits is 3888, while the sum is 32.

The square root of 13414991 is about 3662.6480857434. The cubic root of 13414991 is about 237.6093147746.

The spelling of 13414991 in words is "thirteen million, four hundred fourteen thousand, nine hundred ninety-one".