140294401 has 8 divisors (see below), whose sum is σ = 151187904. Its totient is φ = 129415440.

The previous prime is 140294383. The next prime is 140294419. The reversal of 140294401 is 104492041.

It is an interprime number because it is at equal distance from previous prime (140294383) and next prime (140294419).

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

It is a cyclic number.

It is not a de Polignac number, because 140294401 - 2⁵ = 140294369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140294701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24546 + ... + 29716.

It is an arithmetic number, because the mean of its divisors is an integer number (18898488).

Almost surely, 2^140294401 is an apocalyptic number.

It is an amenable number.

140294401 is a deficient number, since it is larger than the sum of its proper divisors (10893503).

140294401 is a wasteful number, since it uses less digits than its factorization.

140294401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7271.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 140294401 is about 11844.5937456715. The cubic root of 140294401 is about 519.6131257027.

The spelling of 140294401 in words is "one hundred forty million, two hundred ninety-four thousand, four hundred one".