140751157 has 4 divisors (see below), whose sum is σ = 140779936. Its totient is φ = 140722380.

The previous prime is 140751139. The next prime is 140751241. The reversal of 140751157 is 751157041.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 140751157 - 2⁷ = 140751029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140751257) 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 3 ways as a sum of consecutive naturals, for example, 5019 + ... + 17512.

It is an arithmetic number, because the mean of its divisors is an integer number (35194984).

Almost surely, 2^140751157 is an apocalyptic number.

It is an amenable number.

140751157 is a deficient number, since it is larger than the sum of its proper divisors (28779).

140751157 is an equidigital number, since it uses as much as digits as its factorization.

140751157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28778.

The product of its (nonzero) digits is 4900, while the sum is 31.

The square root of 140751157 is about 11863.8592793408. The cubic root of 140751157 is about 520.1764157340.

The spelling of 140751157 in words is "one hundred forty million, seven hundred fifty-one thousand, one hundred fifty-seven".