140633317 has 4 divisors (see below), whose sum is σ = 153418176. Its totient is φ = 127848460.

The previous prime is 140633287. The next prime is 140633341. The reversal of 140633317 is 713336041.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 713336041 = 11 ⋅64848731.

It is a cyclic number.

It is not a de Polignac number, because 140633317 - 2²³ = 132244709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140633357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6392413 + ... + 6392434.

It is an arithmetic number, because the mean of its divisors is an integer number (38354544).

Almost surely, 2^140633317 is an apocalyptic number.

It is an amenable number.

140633317 is a deficient number, since it is larger than the sum of its proper divisors (12784859).

140633317 is a wasteful number, since it uses less digits than its factorization.

140633317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12784858.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 140633317 is about 11858.8918959572. The cubic root of 140633317 is about 520.0312074466.

Adding to 140633317 its reverse (713336041), we get a palindrome (853969358).

The spelling of 140633317 in words is "one hundred forty million, six hundred thirty-three thousand, three hundred seventeen".