1132278379 has 16 divisors (see below), whose sum is σ = 1195720704. Its totient is φ = 1070690400.

The previous prime is 1132278373. The next prime is 1132278397. The reversal of 1132278379 is 9738722311.

It is not a de Polignac number, because 1132278379 - 2⁵ = 1132278347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1132278373) 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 15 ways as a sum of consecutive naturals, for example, 443982 + ... + 446524.

It is an arithmetic number, because the mean of its divisors is an integer number (74732544).

Almost surely, 2^1132278379 is an apocalyptic number.

1132278379 is a deficient number, since it is larger than the sum of its proper divisors (63442325).

1132278379 is a wasteful number, since it uses less digits than its factorization.

1132278379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2898.

The product of its digits is 127008, while the sum is 43.

The square root of 1132278379 is about 33649.3444066894. The cubic root of 1132278379 is about 1042.2800012702.

The spelling of 1132278379 in words is "one billion, one hundred thirty-two million, two hundred seventy-eight thousand, three hundred seventy-nine".