140291367 has 8 divisors (see below), whose sum is σ = 189847296. Its totient is φ = 92131512.

The previous prime is 140291363. The next prime is 140291401. The reversal of 140291367 is 763192041.

140291367 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 140291367 - 2² = 140291363 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140291363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348783 + ... + 349184.

It is an arithmetic number, because the mean of its divisors is an integer number (23730912).

Almost surely, 2^140291367 is an apocalyptic number.

140291367 is a deficient number, since it is larger than the sum of its proper divisors (49555929).

140291367 is an equidigital number, since it uses as much as digits as its factorization.

140291367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698037.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 140291367 is about 11844.4656696704. The cubic root of 140291367 is about 519.6093799662.

The spelling of 140291367 in words is "one hundred forty million, two hundred ninety-one thousand, three hundred sixty-seven".