1139450334 has 32 divisors (see below), whose sum is σ = 2487628800. Its totient is φ = 345072000.

The previous prime is 1139450329. The next prime is 1139450369. The reversal of 1139450334 is 4330549311.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1139450295 and 1139450304.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 124342 + ... + 133190.

It is an arithmetic number, because the mean of its divisors is an integer number (77738400).

Almost surely, 2^1139450334 is an apocalyptic number.

1139450334 is an abundant number, since it is smaller than the sum of its proper divisors (1348178466).

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

1139450334 is a wasteful number, since it uses less digits than its factorization.

1139450334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10816.

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 1139450334 is about 33755.7451998915. The cubic root of 1139450334 is about 1044.4760035591.

Adding to 1139450334 its reverse (4330549311), we get a palindrome (5469999645).

The spelling of 1139450334 in words is "one billion, one hundred thirty-nine million, four hundred fifty thousand, three hundred thirty-four".