1249065334 has 12 divisors (see below), whose sum is σ = 2059409772. Its totient is φ = 567756860.

The previous prime is 1249065331. The next prime is 1249065343. The reversal of 1249065334 is 4335609421.

It is a junction number, because it is equal to n+sod(n) for n = 1249065293 and 1249065302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1249065331) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 2580472 + ... + 2580955.

It is an arithmetic number, because the mean of its divisors is an integer number (171617481).

Almost surely, 2^1249065334 is an apocalyptic number.

1249065334 is a deficient number, since it is larger than the sum of its proper divisors (810344438).

1249065334 is a wasteful number, since it uses less digits than its factorization.

1249065334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5161451 (or 5161440 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 1249065334 is about 35342.1184141528. The cubic root of 1249065334 is about 1076.9487878213.

The spelling of 1249065334 in words is "one billion, two hundred forty-nine million, sixty-five thousand, three hundred thirty-four".