13961922369 has 8 divisors (see below), whose sum is σ = 19425283392. Its totient is φ = 8903254800.

The previous prime is 13961922347. The next prime is 13961922391. The reversal of 13961922369 is 96322916931.

It is an interprime number because it is at equal distance from previous prime (13961922347) and next prime (13961922391).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13961922369 - 2¹³ = 13961914177 is a prime.

It is a super-2 number, since 2×13961922369² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13961922329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101173282 + ... + 101173419.

It is an arithmetic number, because the mean of its divisors is an integer number (2428160424).

Almost surely, 2^13961922369 is an apocalyptic number.

It is an amenable number.

13961922369 is a deficient number, since it is larger than the sum of its proper divisors (5463361023).

13961922369 is a wasteful number, since it uses less digits than its factorization.

13961922369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202346727.

The product of its digits is 944784, while the sum is 51.

The spelling of 13961922369 in words is "thirteen billion, nine hundred sixty-one million, nine hundred twenty-two thousand, three hundred sixty-nine".