1139458434 has 8 divisors (see below), whose sum is σ = 2278916880. Its totient is φ = 379819476.

The previous prime is 1139458421. The next prime is 1139458469. The reversal of 1139458434 is 4348549311.

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

1139458434 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94954864 + ... + 94954875.

It is an arithmetic number, because the mean of its divisors is an integer number (284864610).

Almost surely, 2^1139458434 is an apocalyptic number.

1139458434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1139458434 is a wasteful number, since it uses less digits than its factorization.

1139458434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189909744.

The product of its digits is 207360, while the sum is 42.

The square root of 1139458434 is about 33755.8651792544. The cubic root of 1139458434 is about 1044.4784785055.

The spelling of 1139458434 in words is "one billion, one hundred thirty-nine million, four hundred fifty-eight thousand, four hundred thirty-four".