14621645429 has 2 divisors, whose sum is σ = 14621645430. Its totient is φ = 14621645428.

The previous prime is 14621645417. The next prime is 14621645483. The reversal of 14621645429 is 92454612641.

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., 13648080625 + 973564804 = 116825^2 + 31202^2 .

It is a cyclic number.

It is not a de Polignac number, because 14621645429 - 2¹⁶ = 14621579893 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 14621645429.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14621648429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7310822714 + 7310822715.

It is an arithmetic number, because the mean of its divisors is an integer number (7310822715).

Almost surely, 2^14621645429 is an apocalyptic number.

It is an amenable number.

14621645429 is a deficient number, since it is larger than the sum of its proper divisors (1).

14621645429 is an equidigital number, since it uses as much as digits as its factorization.

14621645429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 414720, while the sum is 44.

The spelling of 14621645429 in words is "fourteen billion, six hundred twenty-one million, six hundred forty-five thousand, four hundred twenty-nine".