140685413 has 8 divisors (see below), whose sum is σ = 153897600. Its totient is φ = 127543680.

The previous prime is 140685401. The next prime is 140685439. The reversal of 140685413 is 314586041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 140685413 - 2¹⁶ = 140619877 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 140685413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140685313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13388 + ... + 21461.

It is an arithmetic number, because the mean of its divisors is an integer number (19237200).

Almost surely, 2^140685413 is an apocalyptic number.

It is an amenable number.

140685413 is a deficient number, since it is larger than the sum of its proper divisors (13212187).

140685413 is a wasteful number, since it uses less digits than its factorization.

140685413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35227.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 140685413 is about 11861.0881878519. The cubic root of 140685413 is about 520.0954127189.

The spelling of 140685413 in words is "one hundred forty million, six hundred eighty-five thousand, four hundred thirteen".