140078499 has 16 divisors (see below), whose sum is σ = 204063744. Its totient is φ = 84765600.

The previous prime is 140078489. The next prime is 140078503. The reversal of 140078499 is 994870041.

140078499 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 140078499 - 2⁵ = 140078467 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140078499.

It is not an unprimeable number, because it can be changed into a prime (140078489) 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, 21294 + ... + 27084.

It is an arithmetic number, because the mean of its divisors is an integer number (12753984).

Almost surely, 2^140078499 is an apocalyptic number.

140078499 is a deficient number, since it is larger than the sum of its proper divisors (63985245).

140078499 is a wasteful number, since it uses less digits than its factorization.

140078499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6538.

The product of its (nonzero) digits is 72576, while the sum is 42.

The square root of 140078499 is about 11835.4762895289. The cubic root of 140078499 is about 519.3464410032.

The spelling of 140078499 in words is "one hundred forty million, seventy-eight thousand, four hundred ninety-nine".