1133111042 has 32 divisors (see below), whose sum is σ = 1967871360. Its totient is φ = 479312640.

The previous prime is 1133111033. The next prime is 1133111059. The reversal of 1133111042 is 2401113311.

It is a self number, because there is not a number n which added to its sum of digits gives 1133111042.

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 15 ways as a sum of consecutive naturals, for example, 350618 + ... + 353834.

It is an arithmetic number, because the mean of its divisors is an integer number (61495980).

Almost surely, 2^1133111042 is an apocalyptic number.

1133111042 is a deficient number, since it is larger than the sum of its proper divisors (834760318).

1133111042 is a wasteful number, since it uses less digits than its factorization.

1133111042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3546.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 1133111042 is about 33661.7147810387. The cubic root of 1133111042 is about 1042.5354317827.

Adding to 1133111042 its reverse (2401113311), we get a palindrome (3534224353).

The spelling of 1133111042 in words is "one billion, one hundred thirty-three million, one hundred eleven thousand, forty-two".