140914394 has 8 divisors (see below), whose sum is σ = 223805268. Its totient is φ = 66312640.

The previous prime is 140914381. The next prime is 140914409. The reversal of 140914394 is 493419041.

140914394 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 133102369 + 7812025 = 11537^2 + 2795^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2072237 + ... + 2072304.

Almost surely, 2^140914394 is an apocalyptic number.

140914394 is a deficient number, since it is larger than the sum of its proper divisors (82890874).

140914394 is a wasteful number, since it uses less digits than its factorization.

140914394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4144560.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 140914394 is about 11870.7368768750. The cubic root of 140914394 is about 520.3774306191.

The spelling of 140914394 in words is "one hundred forty million, nine hundred fourteen thousand, three hundred ninety-four".