1131332344 has 8 divisors (see below), whose sum is σ = 2121248160. Its totient is φ = 565666168.

The previous prime is 1131332281. The next prime is 1131332353. The reversal of 1131332344 is 4432331311.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70708264 + ... + 70708279.

It is an arithmetic number, because the mean of its divisors is an integer number (265156020).

Almost surely, 2^1131332344 is an apocalyptic number.

It is an amenable number.

1131332344 is a deficient number, since it is larger than the sum of its proper divisors (989915816).

1131332344 is a wasteful number, since it uses less digits than its factorization.

1131332344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141416549 (or 141416545 counting only the distinct ones).

The product of its digits is 2592, while the sum is 25.

The square root of 1131332344 is about 33635.2842116727. The cubic root of 1131332344 is about 1041.9896403714.

Adding to 1131332344 its reverse (4432331311), we get a palindrome (5563663655).

The spelling of 1131332344 in words is "one billion, one hundred thirty-one million, three hundred thirty-two thousand, three hundred forty-four".