14101542421 has 4 divisors (see below), whose sum is σ = 14429485312. Its totient is φ = 13773599532.

The previous prime is 14101542401. The next prime is 14101542439. The reversal of 14101542421 is 12424510141.

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.

It is a cyclic number.

It is not a de Polignac number, because 14101542421 - 2¹⁷ = 14101411349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14101542401) 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, 163971381 + ... + 163971466.

It is an arithmetic number, because the mean of its divisors is an integer number (3607371328).

Almost surely, 2^14101542421 is an apocalyptic number.

It is an amenable number.

14101542421 is a deficient number, since it is larger than the sum of its proper divisors (327942891).

14101542421 is an equidigital number, since it uses as much as digits as its factorization.

14101542421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327942890.

The product of its (nonzero) digits is 1280, while the sum is 25.

The spelling of 14101542421 in words is "fourteen billion, one hundred one million, five hundred forty-two thousand, four hundred twenty-one".