140425299 has 16 divisors (see below), whose sum is σ = 237757440. Its totient is φ = 80242920.

The previous prime is 140425223. The next prime is 140425303. The reversal of 140425299 is 992524041.

140425299 is a `hidden beast` number, since 140 + 425 + 2 + 99 = 666.

140425299 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 140425299 - 2⁷ = 140425171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140425399) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 371307 + ... + 371684.

It is an arithmetic number, because the mean of its divisors is an integer number (14859840).

Almost surely, 2^140425299 is an apocalyptic number.

140425299 is a deficient number, since it is larger than the sum of its proper divisors (97332141).

140425299 is an equidigital number, since it uses as much as digits as its factorization.

140425299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743007 (or 743001 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 140425299 is about 11850.1181006773. The cubic root of 140425299 is about 519.7746792543.

The spelling of 140425299 in words is "one hundred forty million, four hundred twenty-five thousand, two hundred ninety-nine".