140354612 has 6 divisors (see below), whose sum is σ = 245620578. Its totient is φ = 70177304.

The previous prime is 140354597. The next prime is 140354633. The reversal of 140354612 is 216453041.

It can be written as a sum of positive squares in only one way, i.e., 140327716 + 26896 = 11846^2 + 164^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17544323 + ... + 17544330.

It is an arithmetic number, because the mean of its divisors is an integer number (40936763).

Almost surely, 2^140354612 is an apocalyptic number.

It is an amenable number.

140354612 is a deficient number, since it is larger than the sum of its proper divisors (105265966).

140354612 is a wasteful number, since it uses less digits than its factorization.

140354612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35088657 (or 35088655 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 140354612 is about 11847.1351811313. The cubic root of 140354612 is about 519.6874502444.

The spelling of 140354612 in words is "one hundred forty million, three hundred fifty-four thousand, six hundred twelve".