1139529374 has 8 divisors (see below), whose sum is σ = 1712721000. Its totient is φ = 568622376.

The previous prime is 1139529373. The next prime is 1139529383. The reversal of 1139529374 is 4739259311.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1139529371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 569909 + ... + 571904.

It is an arithmetic number, because the mean of its divisors is an integer number (214090125).

Almost surely, 2^1139529374 is an apocalyptic number.

1139529374 is a deficient number, since it is larger than the sum of its proper divisors (573191626).

1139529374 is a wasteful number, since it uses less digits than its factorization.

1139529374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1142314.

The product of its digits is 204120, while the sum is 44.

The square root of 1139529374 is about 33756.9159432552. The cubic root of 1139529374 is about 1044.5001536462.

The spelling of 1139529374 in words is "one billion, one hundred thirty-nine million, five hundred twenty-nine thousand, three hundred seventy-four".