140132439937 has 6 divisors (see below), whose sum is σ = 163011205698. Its totient is φ = 120113519904.

The previous prime is 140132439919. The next prime is 140132439971. The reversal of 140132439937 is 739934231041.

It can be written as a sum of positive squares in only one way, i.e., 136226689921 + 3905750016 = 369089^2 + 62496^2 .

It is not a de Polignac number, because 140132439937 - 2²³ = 140124051329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140132430937) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1429922808 + ... + 1429922905.

It is an arithmetic number, because the mean of its divisors is an integer number (27168534283).

Almost surely, 2^140132439937 is an apocalyptic number.

It is an amenable number.

140132439937 is a deficient number, since it is larger than the sum of its proper divisors (22878765761).

140132439937 is an equidigital number, since it uses as much as digits as its factorization.

140132439937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2859845727 (or 2859845720 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 46.

The spelling of 140132439937 in words is "one hundred forty billion, one hundred thirty-two million, four hundred thirty-nine thousand, nine hundred thirty-seven".