14712991 has 2 divisors, whose sum is σ = 14712992. Its totient is φ = 14712990.

The previous prime is 14712989. The next prime is 14713037. The reversal of 14712991 is 19921741.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14712991 - 2¹ = 14712989 is a prime.

Together with 14712989, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14712911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7356495 + 7356496.

It is an arithmetic number, because the mean of its divisors is an integer number (7356496).

Almost surely, 2^14712991 is an apocalyptic number.

14712991 is a deficient number, since it is larger than the sum of its proper divisors (1).

14712991 is an equidigital number, since it uses as much as digits as its factorization.

14712991 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536, while the sum is 34.

The square root of 14712991 is about 3835.7516864364. The cubic root of 14712991 is about 245.0381226253.

The spelling of 14712991 in words is "fourteen million, seven hundred twelve thousand, nine hundred ninety-one".