140251412 has 24 divisors (see below), whose sum is σ = 284457600. Its totient is φ = 59260320.

The previous prime is 140251403. The next prime is 140251457. The reversal of 140251412 is 214152041.

It is a happy number.

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, 33287 + ... + 37262.

It is an arithmetic number, because the mean of its divisors is an integer number (11852400).

Almost surely, 2^140251412 is an apocalyptic number.

It is an amenable number.

140251412 is an abundant number, since it is smaller than the sum of its proper divisors (144206188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140251412 is a wasteful number, since it uses less digits than its factorization.

140251412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70631 (or 70629 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 140251412 is about 11842.7788968637. The cubic root of 140251412 is about 519.5600470090.

The spelling of 140251412 in words is "one hundred forty million, two hundred fifty-one thousand, four hundred twelve".