13923472093 has 2 divisors, whose sum is σ = 13923472094. Its totient is φ = 13923472092.

The previous prime is 13923472019. The next prime is 13923472097. The reversal of 13923472093 is 39027432931.

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., 10248930169 + 3674541924 = 101237^2 + 60618^2 .

It is an emirp because it is prime and its reverse (39027432931) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13923472093 - 2¹⁷ = 13923341021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13923472097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6961736046 + 6961736047.

It is an arithmetic number, because the mean of its divisors is an integer number (6961736047).

Almost surely, 2^13923472093 is an apocalyptic number.

It is an amenable number.

13923472093 is a deficient number, since it is larger than the sum of its proper divisors (1).

13923472093 is an equidigital number, since it uses as much as digits as its factorization.

13923472093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 244944, while the sum is 43.

The spelling of 13923472093 in words is "thirteen billion, nine hundred twenty-three million, four hundred seventy-two thousand, ninety-three".