1134431655 has 64 divisors (see below), whose sum is σ = 2151152640. Its totient is φ = 499682304.

The previous prime is 1134431629. The next prime is 1134431659. The reversal of 1134431655 is 5561344311.

It is a happy number.

1134431655 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1134431655 - 2⁸ = 1134431399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1134431659) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 414331 + ... + 417059.

It is an arithmetic number, because the mean of its divisors is an integer number (33611760).

Almost surely, 2^1134431655 is an apocalyptic number.

1134431655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1134431655 is a deficient number, since it is larger than the sum of its proper divisors (1016720985).

1134431655 is a wasteful number, since it uses less digits than its factorization.

1134431655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2888.

The product of its digits is 21600, while the sum is 33.

The square root of 1134431655 is about 33681.3250184728. The cubic root of 1134431655 is about 1042.9402909916.

Adding to 1134431655 its reverse (5561344311), we get a palindrome (6695775966).

The spelling of 1134431655 in words is "one billion, one hundred thirty-four million, four hundred thirty-one thousand, six hundred fifty-five".