1131424655 has 16 divisors (see below), whose sum is σ = 1412774784. Its totient is φ = 869157120.

The previous prime is 1131424633. The next prime is 1131424663. The reversal of 1131424655 is 5564241311.

It is not a de Polignac number, because 1131424655 - 2³⁰ = 57682831 is a prime.

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, 32966 + ... + 57875.

It is an arithmetic number, because the mean of its divisors is an integer number (88298424).

Almost surely, 2^1131424655 is an apocalyptic number.

1131424655 is a deficient number, since it is larger than the sum of its proper divisors (281350129).

1131424655 is an equidigital number, since it uses as much as digits as its factorization.

1131424655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90946.

The product of its digits is 14400, while the sum is 32.

The square root of 1131424655 is about 33636.6564182589. The cubic root of 1131424655 is about 1042.0179799629.

Adding to 1131424655 its reverse (5564241311), we get a palindrome (6695665966).

The spelling of 1131424655 in words is "one billion, one hundred thirty-one million, four hundred twenty-four thousand, six hundred fifty-five".