140859373 has 4 divisors (see below), whose sum is σ = 143246880. Its totient is φ = 138471868.

The previous prime is 140859353. The next prime is 140859379. The reversal of 140859373 is 373958041.

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: 373958041 = 18119 ⋅20639.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140859373 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 (140859379) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1193665 + ... + 1193782.

It is an arithmetic number, because the mean of its divisors is an integer number (35811720).

Almost surely, 2^140859373 is an apocalyptic number.

It is an amenable number.

140859373 is a deficient number, since it is larger than the sum of its proper divisors (2387507).

140859373 is an equidigital number, since it uses as much as digits as its factorization.

140859373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2387506.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 140859373 is about 11868.4191449409. The cubic root of 140859373 is about 520.3096934796.

The spelling of 140859373 in words is "one hundred forty million, eight hundred fifty-nine thousand, three hundred seventy-three".