13923672229 has 2 divisors, whose sum is σ = 13923672230. Its totient is φ = 13923672228.

The previous prime is 13923672223. The next prime is 13923672239. The reversal of 13923672229 is 92227632931.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13456464004 + 467208225 = 116002^2 + 21615^2 .

It is a cyclic number.

It is not a de Polignac number, because 13923672229 - 2¹⁵ = 13923639461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13923672223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6961836114 + 6961836115.

It is an arithmetic number, because the mean of its divisors is an integer number (6961836115).

Almost surely, 2^13923672229 is an apocalyptic number.

It is an amenable number.

13923672229 is a deficient number, since it is larger than the sum of its proper divisors (1).

13923672229 is an equidigital number, since it uses as much as digits as its factorization.

13923672229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 489888, while the sum is 46.

The spelling of 13923672229 in words is "thirteen billion, nine hundred twenty-three million, six hundred seventy-two thousand, two hundred twenty-nine".