140353142 has 16 divisors (see below), whose sum is σ = 212284800. Its totient is φ = 69594432.

The previous prime is 140353117. The next prime is 140353163. The reversal of 140353142 is 241353041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162203 + ... + 163065.

It is an arithmetic number, because the mean of its divisors is an integer number (13267800).

Almost surely, 2^140353142 is an apocalyptic number.

140353142 is a deficient number, since it is larger than the sum of its proper divisors (71931658).

140353142 is a wasteful number, since it uses less digits than its factorization.

140353142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1447.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 140353142 is about 11847.0731406538. The cubic root of 140353142 is about 519.6856359275.

It can be divided in two parts, 1403 and 53142, that added together give a palindrome (54545).

The spelling of 140353142 in words is "one hundred forty million, three hundred fifty-three thousand, one hundred forty-two".