140499937 has 4 divisors (see below), whose sum is σ = 140782000. Its totient is φ = 140217876.

The previous prime is 140499911. The next prime is 140499943. The reversal of 140499937 is 739994041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 140499937 - 2²⁷ = 6282209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140499637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140283 + ... + 141280.

It is an arithmetic number, because the mean of its divisors is an integer number (35195500).

Almost surely, 2^140499937 is an apocalyptic number.

It is an amenable number.

140499937 is a deficient number, since it is larger than the sum of its proper divisors (282063).

140499937 is an equidigital number, since it uses as much as digits as its factorization.

140499937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282062.

The product of its (nonzero) digits is 244944, while the sum is 46.

The square root of 140499937 is about 11853.2669336348. The cubic root of 140499937 is about 519.8667521013.

The spelling of 140499937 in words is "one hundred forty million, four hundred ninety-nine thousand, nine hundred thirty-seven".