1141432131 has 16 divisors (see below), whose sum is σ = 1740155904. Its totient is φ = 651935424.

The previous prime is 1141432099. The next prime is 1141432181. The reversal of 1141432131 is 1312341411.

It is not a de Polignac number, because 1141432131 - 2⁵ = 1141432099 is a prime.

It is a super-2 number, since 2×1141432131² = 2605734619358402322, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 1141432098 and 1141432107.

It is not an unprimeable number, because it can be changed into a prime (1141432181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36406 + ... + 60068.

It is an arithmetic number, because the mean of its divisors is an integer number (108759744).

Almost surely, 2^1141432131 is an apocalyptic number.

1141432131 is a deficient number, since it is larger than the sum of its proper divisors (598723773).

1141432131 is a wasteful number, since it uses less digits than its factorization.

1141432131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25970.

The product of its digits is 288, while the sum is 21.

The square root of 1141432131 is about 33785.0874055403. The cubic root of 1141432131 is about 1045.0811902456.

Adding to 1141432131 its reverse (1312341411), we get a palindrome (2453773542).

The spelling of 1141432131 in words is "one billion, one hundred forty-one million, four hundred thirty-two thousand, one hundred thirty-one".