140031131347 has 2 divisors, whose sum is σ = 140031131348. Its totient is φ = 140031131346.

The previous prime is 140031131323. The next prime is 140031131353. The reversal of 140031131347 is 743131130041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140031131347 - 2¹⁵ = 140031098579 is a prime.

It is not a weakly prime, because it can be changed into another prime (140031132347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70015565673 + 70015565674.

It is an arithmetic number, because the mean of its divisors is an integer number (70015565674).

Almost surely, 2^140031131347 is an apocalyptic number.

140031131347 is a deficient number, since it is larger than the sum of its proper divisors (1).

140031131347 is an equidigital number, since it uses as much as digits as its factorization.

140031131347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 28.

Adding to 140031131347 its reverse (743131130041), we get a palindrome (883162261388).

The spelling of 140031131347 in words is "one hundred forty billion, thirty-one million, one hundred thirty-one thousand, three hundred forty-seven".