140232301431 has 4 divisors (see below), whose sum is σ = 186976401912. Its totient is φ = 93488200952.

The previous prime is 140232301403. The next prime is 140232301439. The reversal of 140232301431 is 134103232041.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 140232301431 - 2¹³ = 140232293239 is a prime.

It is a super-2 number, since 2×140232301431² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140232301439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23372050236 + ... + 23372050241.

It is an arithmetic number, because the mean of its divisors is an integer number (46744100478).

Almost surely, 2^140232301431 is an apocalyptic number.

140232301431 is a deficient number, since it is larger than the sum of its proper divisors (46744100481).

140232301431 is an equidigital number, since it uses as much as digits as its factorization.

140232301431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46744100480.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 140232301431 its reverse (134103232041), we get a palindrome (274335533472).

The spelling of 140232301431 in words is "one hundred forty billion, two hundred thirty-two million, three hundred one thousand, four hundred thirty-one".