1139226982 has 4 divisors (see below), whose sum is σ = 1708840476. Its totient is φ = 569613490.

The previous prime is 1139226973. The next prime is 1139226983. The reversal of 1139226982 is 2896229311.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1139226983) 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 as a sum of consecutive naturals, namely, 284806744 + ... + 284806747.

It is an arithmetic number, because the mean of its divisors is an integer number (427210119).

Almost surely, 2^1139226982 is an apocalyptic number.

1139226982 is a deficient number, since it is larger than the sum of its proper divisors (569613494).

1139226982 is an equidigital number, since it uses as much as digits as its factorization.

1139226982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569613493.

The product of its digits is 93312, while the sum is 43.

The square root of 1139226982 is about 33752.4366824086. The cubic root of 1139226982 is about 1044.4077539707.

The spelling of 1139226982 in words is "one billion, one hundred thirty-nine million, two hundred twenty-six thousand, nine hundred eighty-two".