1132231401 has 24 divisors (see below), whose sum is σ = 1870375104. Its totient is φ = 646541280.

The previous prime is 1132231393. The next prime is 1132231447. The reversal of 1132231401 is 1041322311.

1132231401 is a `hidden beast` number, since 1 + 1 + 32 + 231 + 401 = 666.

It is not a de Polignac number, because 1132231401 - 2³ = 1132231393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1132231301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 99631 + ... + 110411.

It is an arithmetic number, because the mean of its divisors is an integer number (77932296).

Almost surely, 2^1132231401 is an apocalyptic number.

It is an amenable number.

1132231401 is a deficient number, since it is larger than the sum of its proper divisors (738143703).

1132231401 is a wasteful number, since it uses less digits than its factorization.

1132231401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12461 (or 12458 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1132231401 is about 33648.6463472158. The cubic root of 1132231401 is about 1042.2655864090.

Adding to 1132231401 its reverse (1041322311), we get a palindrome (2173553712).

The spelling of 1132231401 in words is "one billion, one hundred thirty-two million, two hundred thirty-one thousand, four hundred one".