340131144 has 16 divisors (see below), whose sum is σ = 850327920. Its totient is φ = 113377040.

The previous prime is 340131139. The next prime is 340131229. The reversal of 340131144 is 441131043.

It is a self number, because there is not a number n which added to its sum of digits gives 340131144.

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, 7086042 + ... + 7086089.

It is an arithmetic number, because the mean of its divisors is an integer number (53145495).

Almost surely, 2^340131144 is an apocalyptic number.

It is an amenable number.

340131144 is an abundant number, since it is smaller than the sum of its proper divisors (510196776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340131144 is a wasteful number, since it uses less digits than its factorization.

340131144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14172140 (or 14172136 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 340131144 is about 18442.6447127303. The cubic root of 340131144 is about 698.0429307782.

Adding to 340131144 its reverse (441131043), we get a palindrome (781262187).

The spelling of 340131144 in words is "three hundred forty million, one hundred thirty-one thousand, one hundred forty-four".