140430244200431 has 2 divisors, whose sum is σ = 140430244200432. Its totient is φ = 140430244200430.

The previous prime is 140430244200397. The next prime is 140430244200517. The reversal of 140430244200431 is 134002442034041.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140430244200431 is a prime.

It is a super-2 number, since 2×140430244200431² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140430244290431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70215122100215 + 70215122100216.

It is an arithmetic number, because the mean of its divisors is an integer number (70215122100216).

Almost surely, 2^{140430244200431} is an apocalyptic number.

140430244200431 is a deficient number, since it is larger than the sum of its proper divisors (1).

140430244200431 is an equidigital number, since it uses as much as digits as its factorization.

140430244200431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 140430244200431 its reverse (134002442034041), we get a palindrome (274432686234472).

The spelling of 140430244200431 in words is "one hundred forty trillion, four hundred thirty billion, two hundred forty-four million, two hundred thousand, four hundred thirty-one".