21114495 has 24 divisors (see below), whose sum is σ = 36706176. Its totient is φ = 11227968.

The previous prime is 21114463. The next prime is 21114521. The reversal of 21114495 is 59441112.

21114495 is a `hidden beast` number, since 211 + 1 + 449 + 5 = 666.

It is not a de Polignac number, because 21114495 - 2⁵ = 21114463 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26929 + ... + 27701.

It is an arithmetic number, because the mean of its divisors is an integer number (1529424).

Almost surely, 2^21114495 is an apocalyptic number.

21114495 is a deficient number, since it is larger than the sum of its proper divisors (15591681).

21114495 is a wasteful number, since it uses less digits than its factorization.

21114495 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1391 (or 1388 counting only the distinct ones).

The product of its digits is 1440, while the sum is 27.

The square root of 21114495 is about 4595.0511422616. The cubic root of 21114495 is about 276.3929107752.

It can be divided in two parts, 21114 and 495, that added together give a square (21609 = 147²).

The spelling of 21114495 in words is "twenty-one million, one hundred fourteen thousand, four hundred ninety-five".