140034841 has 4 divisors (see below), whose sum is σ = 140065792. Its totient is φ = 140003892.

The previous prime is 140034827. The next prime is 140034863. The reversal of 140034841 is 148430041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 140034841 - 2⁵ = 140034809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140034821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7221 + ... + 18226.

It is an arithmetic number, because the mean of its divisors is an integer number (35016448).

Almost surely, 2^140034841 is an apocalyptic number.

It is an amenable number.

140034841 is a deficient number, since it is larger than the sum of its proper divisors (30951).

140034841 is an equidigital number, since it uses as much as digits as its factorization.

140034841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30950.

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 140034841 is about 11833.6317755793. The cubic root of 140034841 is about 519.2924808236.

Adding to 140034841 its reverse (148430041), we get a palindrome (288464882).

The spelling of 140034841 in words is "one hundred forty million, thirty-four thousand, eight hundred forty-one".