14042403961 has 2 divisors, whose sum is σ = 14042403962. Its totient is φ = 14042403960.

The previous prime is 14042403959. The next prime is 14042403997. The reversal of 14042403961 is 16930424041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10682462736 + 3359941225 = 103356^2 + 57965^2 .

It is a cyclic number.

It is not a de Polignac number, because 14042403961 - 2¹ = 14042403959 is a prime.

Together with 14042403959, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (14042403941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7021201980 + 7021201981.

It is an arithmetic number, because the mean of its divisors is an integer number (7021201981).

Almost surely, 2^14042403961 is an apocalyptic number.

It is an amenable number.

14042403961 is a deficient number, since it is larger than the sum of its proper divisors (1).

14042403961 is an equidigital number, since it uses as much as digits as its factorization.

14042403961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 14042403961 in words is "fourteen billion, forty-two million, four hundred three thousand, nine hundred sixty-one".