13942492229 has 2 divisors, whose sum is σ = 13942492230. Its totient is φ = 13942492228.

The previous prime is 13942492127. The next prime is 13942492241. The reversal of 13942492229 is 92229424931.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9919761604 + 4022730625 = 99598^2 + 63425^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13942492229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13942497229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6971246114 + 6971246115.

It is an arithmetic number, because the mean of its divisors is an integer number (6971246115).

Almost surely, 2^13942492229 is an apocalyptic number.

It is an amenable number.

13942492229 is a deficient number, since it is larger than the sum of its proper divisors (1).

13942492229 is an equidigital number, since it uses as much as digits as its factorization.

13942492229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 559872, while the sum is 47.

The spelling of 13942492229 in words is "thirteen billion, nine hundred forty-two million, four hundred ninety-two thousand, two hundred twenty-nine".