14452402121 has 4 divisors (see below), whose sum is σ = 14635344000. Its totient is φ = 14269460244.

The previous prime is 14452402067. The next prime is 14452402147. The reversal of 14452402121 is 12120425441.

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, and also an emirpimes, since its reverse is a distinct semiprime: 12120425441 = 10313 ⋅1175257.

It is a cyclic number.

It is not a de Polignac number, because 14452402121 - 2¹⁴ = 14452385737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14452462121) 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, 91470821 + ... + 91470978.

It is an arithmetic number, because the mean of its divisors is an integer number (3658836000).

Almost surely, 2^14452402121 is an apocalyptic number.

It is an amenable number.

14452402121 is a deficient number, since it is larger than the sum of its proper divisors (182941879).

14452402121 is an equidigital number, since it uses as much as digits as its factorization.

14452402121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182941878.

The product of its (nonzero) digits is 2560, while the sum is 26.

Adding to 14452402121 its reverse (12120425441), we get a palindrome (26572827562).

The spelling of 14452402121 in words is "fourteen billion, four hundred fifty-two million, four hundred two thousand, one hundred twenty-one".