140779252 has 6 divisors (see below), whose sum is σ = 246363698. Its totient is φ = 70389624.

The previous prime is 140779237. The next prime is 140779273. The reversal of 140779252 is 252977041.

140779252 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 78747876 + 62031376 = 8874^2 + 7876^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 17597403 + ... + 17597410.

Almost surely, 2^140779252 is an apocalyptic number.

It is an amenable number.

140779252 is a deficient number, since it is larger than the sum of its proper divisors (105584446).

140779252 is a wasteful number, since it uses less digits than its factorization.

140779252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35194817 (or 35194815 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 140779252 is about 11865.0432784714. The cubic root of 140779252 is about 520.2110238192.

The spelling of 140779252 in words is "one hundred forty million, seven hundred seventy-nine thousand, two hundred fifty-two".