140122373 has 4 divisors (see below), whose sum is σ = 141362508. Its totient is φ = 138882240.

The previous prime is 140122363. The next prime is 140122427. The reversal of 140122373 is 373221041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 68178049 + 71944324 = 8257^2 + 8482^2 .

It is a cyclic number.

It is not a de Polignac number, because 140122373 - 2⁸ = 140122117 is a prime.

It is a super-2 number, since 2×140122373² = 39268558830302258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140122303) 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, 619898 + ... + 620123.

It is an arithmetic number, because the mean of its divisors is an integer number (35340627).

Almost surely, 2^140122373 is an apocalyptic number.

It is an amenable number.

140122373 is a deficient number, since it is larger than the sum of its proper divisors (1240135).

140122373 is a wasteful number, since it uses less digits than its factorization.

140122373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1240134.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 140122373 is about 11837.3296397456. The cubic root of 140122373 is about 519.4006568593.

The spelling of 140122373 in words is "one hundred forty million, one hundred twenty-two thousand, three hundred seventy-three".