140441111731 has 2 divisors, whose sum is σ = 140441111732. Its totient is φ = 140441111730.

The previous prime is 140441111659. The next prime is 140441111737. The reversal of 140441111731 is 137111144041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140441111731 - 2²⁵ = 140407557299 is a prime.

It is a super-2 number, since 2×140441111731² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140441111731.

It is not a weakly prime, because it can be changed into another prime (140441111737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70220555865 + 70220555866.

It is an arithmetic number, because the mean of its divisors is an integer number (70220555866).

Almost surely, 2^140441111731 is an apocalyptic number.

140441111731 is a deficient number, since it is larger than the sum of its proper divisors (1).

140441111731 is an equidigital number, since it uses as much as digits as its factorization.

140441111731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 28.

Adding to 140441111731 its reverse (137111144041), we get a palindrome (277552255772).

The spelling of 140441111731 in words is "one hundred forty billion, four hundred forty-one million, one hundred eleven thousand, seven hundred thirty-one".