1141731441 has 24 divisors (see below), whose sum is σ = 1753539840. Its totient is φ = 713360256.

The previous prime is 1141731347. The next prime is 1141731443. The reversal of 1141731441 is 1441371411.

It is not a de Polignac number, because 1141731441 - 2²⁵ = 1108177009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1141731443) 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, 20956 + ... + 52178.

It is an arithmetic number, because the mean of its divisors is an integer number (73064160).

Almost surely, 2^1141731441 is an apocalyptic number.

It is an amenable number.

1141731441 is a deficient number, since it is larger than the sum of its proper divisors (611808399).

1141731441 is a wasteful number, since it uses less digits than its factorization.

1141731441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31485 (or 31482 counting only the distinct ones).

The product of its digits is 1344, while the sum is 27.

The square root of 1141731441 is about 33789.5167322648. The cubic root of 1141731441 is about 1045.1725304445.

The spelling of 1141731441 in words is "one billion, one hundred forty-one million, seven hundred thirty-one thousand, four hundred forty-one".