12140434 has 8 divisors (see below), whose sum is σ = 18381168. Its totient is φ = 6013380.

The previous prime is 12140419. The next prime is 12140441. The reversal of 12140434 is 43404121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28152 + ... + 28579.

It is an arithmetic number, because the mean of its divisors is an integer number (2297646).

Almost surely, 2^12140434 is an apocalyptic number.

12140434 is a deficient number, since it is larger than the sum of its proper divisors (6240734).

12140434 is a wasteful number, since it uses less digits than its factorization.

12140434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56840.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 12140434 is about 3484.3125577365. The cubic root of 12140434 is about 229.8324804118.

Adding to 12140434 its reverse (43404121), we get a palindrome (55544555).

The spelling of 12140434 in words is "twelve million, one hundred forty thousand, four hundred thirty-four".