140132739 has 4 divisors (see below), whose sum is σ = 186843656. Its totient is φ = 93421824.

The previous prime is 140132737. The next prime is 140132777. The reversal of 140132739 is 937231041.

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

It is not a de Polignac number, because 140132739 - 2¹ = 140132737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140132731) 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, 23355454 + ... + 23355459.

It is an arithmetic number, because the mean of its divisors is an integer number (46710914).

Almost surely, 2^140132739 is an apocalyptic number.

140132739 is a deficient number, since it is larger than the sum of its proper divisors (46710917).

140132739 is an equidigital number, since it uses as much as digits as its factorization.

140132739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46710916.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 140132739 is about 11837.7674837783. The cubic root of 140132739 is about 519.4134646509.

The spelling of 140132739 in words is "one hundred forty million, one hundred thirty-two thousand, seven hundred thirty-nine".