140106734 has 4 divisors (see below), whose sum is σ = 210160104. Its totient is φ = 70053366.

The previous prime is 140106721. The next prime is 140106761. The reversal of 140106734 is 437601041.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35026682 + ... + 35026685.

It is an arithmetic number, because the mean of its divisors is an integer number (52540026).

Almost surely, 2^140106734 is an apocalyptic number.

140106734 is a deficient number, since it is larger than the sum of its proper divisors (70053370).

140106734 is an equidigital number, since it uses as much as digits as its factorization.

140106734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70053369.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 140106734 is about 11836.6690415843. The cubic root of 140106734 is about 519.3813327763.

Adding to 140106734 its reverse (437601041), we get a palindrome (577707775).

The spelling of 140106734 in words is "one hundred forty million, one hundred six thousand, seven hundred thirty-four".