140014814 has 4 divisors (see below), whose sum is σ = 210022224. Its totient is φ = 70007406.

The previous prime is 140014807. The next prime is 140014829. The reversal of 140014814 is 418410041.

140014814 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 is a self number, because there is not a number n which added to its sum of digits gives 140014814.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35003702 + ... + 35003705.

It is an arithmetic number, because the mean of its divisors is an integer number (52505556).

Almost surely, 2^140014814 is an apocalyptic number.

140014814 is a deficient number, since it is larger than the sum of its proper divisors (70007410).

140014814 is an equidigital number, since it uses as much as digits as its factorization.

140014814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70007409.

The product of its (nonzero) digits is 512, while the sum is 23.

The square root of 140014814 is about 11832.7855553965. The cubic root of 140014814 is about 519.2677242076.

Adding to 140014814 its reverse (418410041), we get a palindrome (558424855).

The spelling of 140014814 in words is "one hundred forty million, fourteen thousand, eight hundred fourteen".