13954897 has 4 divisors (see below), whose sum is σ = 15223536. Its totient is φ = 12686260.

The previous prime is 13954891. The next prime is 13954921. The reversal of 13954897 is 79845931.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13954897 - 2⁷ = 13954769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13954891) 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, 634303 + ... + 634324.

It is an arithmetic number, because the mean of its divisors is an integer number (3805884).

Almost surely, 2^13954897 is an apocalyptic number.

It is an amenable number.

13954897 is a deficient number, since it is larger than the sum of its proper divisors (1268639).

13954897 is a wasteful number, since it uses less digits than its factorization.

13954897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1268638.

The product of its digits is 272160, while the sum is 46.

The square root of 13954897 is about 3735.6253827171. The cubic root of 13954897 is about 240.7551273895.

The spelling of 13954897 in words is "thirteen million, nine hundred fifty-four thousand, eight hundred ninety-seven".