140037317 has 32 divisors (see below), whose sum is σ = 175219200. Its totient is φ = 109283328.

The previous prime is 140037301. The next prime is 140037343. The reversal of 140037317 is 713730041.

It is not a de Polignac number, because 140037317 - 2⁴ = 140037301 is a prime.

It is a super-2 number, since 2×140037317² = 39220900305116978, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140037377) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 415373 + ... + 415709.

It is an arithmetic number, because the mean of its divisors is an integer number (5475600).

Almost surely, 2^140037317 is an apocalyptic number.

It is an amenable number.

140037317 is a deficient number, since it is larger than the sum of its proper divisors (35181883).

140037317 is a wasteful number, since it uses less digits than its factorization.

140037317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485.

The product of its (nonzero) digits is 1764, while the sum is 26.

The square root of 140037317 is about 11833.7363921967. The cubic root of 140037317 is about 519.2955413967.

Adding to 140037317 its reverse (713730041), we get a palindrome (853767358).

The spelling of 140037317 in words is "one hundred forty million, thirty-seven thousand, three hundred seventeen".