140079601 has 4 divisors (see below), whose sum is σ = 140294772. Its totient is φ = 139864432.

The previous prime is 140079587. The next prime is 140079631. The reversal of 140079601 is 106970041.

140079601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9000000 + 131079601 = 3000^2 + 11449^2 .

It is a cyclic number.

It is not a de Polignac number, because 140079601 - 2⁹ = 140079089 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 140079601.

It is not an unprimeable number, because it can be changed into a prime (140079631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106606 + ... + 107911.

It is an arithmetic number, because the mean of its divisors is an integer number (35073693).

Almost surely, 2^140079601 is an apocalyptic number.

It is an amenable number.

140079601 is a deficient number, since it is larger than the sum of its proper divisors (215171).

140079601 is an equidigital number, since it uses as much as digits as its factorization.

140079601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215170.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 140079601 is about 11835.5228443867. The cubic root of 140079601 is about 519.3478029021.

The spelling of 140079601 in words is "one hundred forty million, seventy-nine thousand, six hundred one".