14640653 has 2 divisors, whose sum is σ = 14640654. Its totient is φ = 14640652.

The previous prime is 14640631. The next prime is 14640677. The reversal of 14640653 is 35604641.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7739524 + 6901129 = 2782^2 + 2627^2 .

It is a cyclic number.

It is not a de Polignac number, because 14640653 - 2¹⁶ = 14575117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14640053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7320326 + 7320327.

It is an arithmetic number, because the mean of its divisors is an integer number (7320327).

Almost surely, 2^14640653 is an apocalyptic number.

It is an amenable number.

14640653 is a deficient number, since it is larger than the sum of its proper divisors (1).

14640653 is an equidigital number, since it uses as much as digits as its factorization.

14640653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 14640653 is about 3826.3106251323. The cubic root of 14640653 is about 244.6358772624.

The spelling of 14640653 in words is "fourteen million, six hundred forty thousand, six hundred fifty-three".