140401317 has 48 divisors (see below), whose sum is σ = 242792640. Its totient is φ = 71511552.

The previous prime is 140401301. The next prime is 140401333. The reversal of 140401317 is 713104041.

140401317 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (140401301) and next prime (140401333).

It is not a de Polignac number, because 140401317 - 2⁴ = 140401301 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 140401293 and 140401302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140401337) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 46003 + ... + 48959.

It is an arithmetic number, because the mean of its divisors is an integer number (5058180).

Almost surely, 2^140401317 is an apocalyptic number.

140401317 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

140401317 is a deficient number, since it is larger than the sum of its proper divisors (102391323).

140401317 is a wasteful number, since it uses less digits than its factorization.

140401317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3010 (or 3003 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 140401317 is about 11849.1061688213. The cubic root of 140401317 is about 519.7450883233.

Adding to 140401317 its reverse (713104041), we get a palindrome (853505358).

The spelling of 140401317 in words is "one hundred forty million, four hundred one thousand, three hundred seventeen".