1141023445 has 32 divisors (see below), whose sum is σ = 1451831040. Its totient is φ = 859161600.

The previous prime is 1141023439. The next prime is 1141023449. The reversal of 1141023445 is 5443201411.

It is not a de Polignac number, because 1141023445 - 2³ = 1141023437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141023449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2845245 + ... + 2845645.

It is an arithmetic number, because the mean of its divisors is an integer number (45369720).

Almost surely, 2^1141023445 is an apocalyptic number.

It is an amenable number.

1141023445 is a deficient number, since it is larger than the sum of its proper divisors (310807595).

1141023445 is a wasteful number, since it uses less digits than its factorization.

1141023445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 1141023445 is about 33779.0385446359. The cubic root of 1141023445 is about 1044.9564460683.

Adding to 1141023445 its reverse (5443201411), we get a palindrome (6584224856).

The spelling of 1141023445 in words is "one billion, one hundred forty-one million, twenty-three thousand, four hundred forty-five".