1141403031 has 12 divisors (see below), whose sum is σ = 1659196552. Its totient is φ = 756087696.

The previous prime is 1141403009. The next prime is 1141403041. The reversal of 1141403031 is 1303041411.

It is not a de Polignac number, because 1141403031 - 2¹¹ = 1141400983 is a prime.

It is a super-2 number, since 2×1141403031² = 2605601758351973922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1141402995 and 1141403013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141403041) 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 11 ways as a sum of consecutive naturals, for example, 402481 + ... + 405306.

Almost surely, 2^1141403031 is an apocalyptic number.

1141403031 is a deficient number, since it is larger than the sum of its proper divisors (517793521).

1141403031 is a wasteful number, since it uses less digits than its factorization.

1141403031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 807950 (or 807947 counting only the distinct ones).

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

The square root of 1141403031 is about 33784.6567394135. The cubic root of 1141403031 is about 1045.0723089697.

Adding to 1141403031 its reverse (1303041411), we get a palindrome (2444444442).

The spelling of 1141403031 in words is "one billion, one hundred forty-one million, four hundred three thousand, thirty-one".