14921653 has 2 divisors, whose sum is σ = 14921654. Its totient is φ = 14921652.

The previous prime is 14921623. The next prime is 14921671. The reversal of 14921653 is 35612941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13965169 + 956484 = 3737^2 + 978^2 .

It is a cyclic number.

It is not a de Polignac number, because 14921653 - 2⁹ = 14921141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14921603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7460826 + 7460827.

It is an arithmetic number, because the mean of its divisors is an integer number (7460827).

Almost surely, 2^14921653 is an apocalyptic number.

It is an amenable number.

14921653 is a deficient number, since it is larger than the sum of its proper divisors (1).

14921653 is an equidigital number, since it uses as much as digits as its factorization.

14921653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 31.

The square root of 14921653 is about 3862.8555499785. The cubic root of 14921653 is about 246.1910792061.

The spelling of 14921653 in words is "fourteen million, nine hundred twenty-one thousand, six hundred fifty-three".