14243613731 has 2 divisors, whose sum is σ = 14243613732. Its totient is φ = 14243613730.

The previous prime is 14243613677. The next prime is 14243613749. The reversal of 14243613731 is 13731634241.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14243613731 is a prime.

It is a super-2 number, since 2×14243613731² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14243613691 and 14243613700.

It is not a weakly prime, because it can be changed into another prime (14243613751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7121806865 + 7121806866.

It is an arithmetic number, because the mean of its divisors is an integer number (7121806866).

Almost surely, 2^14243613731 is an apocalyptic number.

14243613731 is a deficient number, since it is larger than the sum of its proper divisors (1).

14243613731 is an equidigital number, since it uses as much as digits as its factorization.

14243613731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 35.

The spelling of 14243613731 in words is "fourteen billion, two hundred forty-three million, six hundred thirteen thousand, seven hundred thirty-one".