1133243156 has 48 divisors (see below), whose sum is σ = 2070587904. Its totient is φ = 542306016.

The previous prime is 1133243131. The next prime is 1133243197. The reversal of 1133243156 is 6513423311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2326745 + ... + 2327231.

It is an arithmetic number, because the mean of its divisors is an integer number (43137248).

Almost surely, 2^1133243156 is an apocalyptic number.

It is an amenable number.

1133243156 is a deficient number, since it is larger than the sum of its proper divisors (937344748).

1133243156 is a wasteful number, since it uses less digits than its factorization.

1133243156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 780 (or 778 counting only the distinct ones).

The product of its digits is 6480, while the sum is 29.

The square root of 1133243156 is about 33663.6771015883. The cubic root of 1133243156 is about 1042.5759480158.

Adding to 1133243156 its reverse (6513423311), we get a palindrome (7646666467).

The spelling of 1133243156 in words is "one billion, one hundred thirty-three million, two hundred forty-three thousand, one hundred fifty-six".