140373454 has 16 divisors (see below), whose sum is σ = 240096528. Its totient is φ = 60976512.

The previous prime is 140373421. The next prime is 140373473. The reversal of 140373454 is 454373041.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158352 + ... + 159235.

It is an arithmetic number, because the mean of its divisors is an integer number (15006033).

Almost surely, 2^140373454 is an apocalyptic number.

140373454 is a deficient number, since it is larger than the sum of its proper divisors (99723074).

140373454 is a wasteful number, since it uses less digits than its factorization.

140373454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317619.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 140373454 is about 11847.9303677900. The cubic root of 140373454 is about 519.7107044685.

The spelling of 140373454 in words is "one hundred forty million, three hundred seventy-three thousand, four hundred fifty-four".