140272351 has 2 divisors, whose sum is σ = 140272352. Its totient is φ = 140272350.

The previous prime is 140272343. The next prime is 140272361. The reversal of 140272351 is 153272041.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140272351 - 2³ = 140272343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140272361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70136175 + 70136176.

It is an arithmetic number, because the mean of its divisors is an integer number (70136176).

Almost surely, 2^140272351 is an apocalyptic number.

140272351 is a deficient number, since it is larger than the sum of its proper divisors (1).

140272351 is an equidigital number, since it uses as much as digits as its factorization.

140272351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 140272351 is about 11843.6629046930. The cubic root of 140272351 is about 519.5859018324.

The spelling of 140272351 in words is "one hundred forty million, two hundred seventy-two thousand, three hundred fifty-one".