140723132 has 24 divisors (see below), whose sum is σ = 271270272. Its totient is φ = 63342000.

The previous prime is 140723117. The next prime is 140723137. The reversal of 140723132 is 231327041.

It is a junction number, because it is equal to n+sod(n) for n = 140723098 and 140723107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140723137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10994 + ... + 20057.

It is an arithmetic number, because the mean of its divisors is an integer number (11302928).

Almost surely, 2^140723132 is an apocalyptic number.

It is an amenable number.

140723132 is a deficient number, since it is larger than the sum of its proper divisors (130547140).

140723132 is a wasteful number, since it uses less digits than its factorization.

140723132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31169 (or 31167 counting only the distinct ones).

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

The square root of 140723132 is about 11862.6781124668. The cubic root of 140723132 is about 520.1418892879.

The spelling of 140723132 in words is "one hundred forty million, seven hundred twenty-three thousand, one hundred thirty-two".