1249115234 has 8 divisors (see below), whose sum is σ = 1955136960. Its totient is φ = 597402916.

The previous prime is 1249115167. The next prime is 1249115243. The reversal of 1249115234 is 4325119421.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1249115234.

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 in 3 ways as a sum of consecutive naturals, for example, 13577294 + ... + 13577385.

It is an arithmetic number, because the mean of its divisors is an integer number (244392120).

Almost surely, 2^1249115234 is an apocalyptic number.

1249115234 is a deficient number, since it is larger than the sum of its proper divisors (706021726).

1249115234 is a wasteful number, since it uses less digits than its factorization.

1249115234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27154704.

The product of its digits is 8640, while the sum is 32.

The square root of 1249115234 is about 35342.8243636527. The cubic root of 1249115234 is about 1076.9631289523.

The spelling of 1249115234 in words is "one billion, two hundred forty-nine million, one hundred fifteen thousand, two hundred thirty-four".