140171313 has 16 divisors (see below), whose sum is σ = 189806400. Its totient is φ = 92000064.

The previous prime is 140171299. The next prime is 140171321. The reversal of 140171313 is 313171041.

It is not a de Polignac number, because 140171313 - 2⁹ = 140170801 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140171313.

It is not an unprimeable number, because it can be changed into a prime (140171393) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86095 + ... + 87707.

It is an arithmetic number, because the mean of its divisors is an integer number (11862900).

Almost surely, 2^140171313 is an apocalyptic number.

It is an amenable number.

140171313 is a deficient number, since it is larger than the sum of its proper divisors (49635087).

140171313 is a wasteful number, since it uses less digits than its factorization.

140171313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2048.

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 140171313 is about 11839.3966484783. The cubic root of 140171313 is about 519.4611195077.

The spelling of 140171313 in words is "one hundred forty million, one hundred seventy-one thousand, three hundred thirteen".