1141040645 has 8 divisors (see below), whose sum is σ = 1388534400. Its totient is φ = 899975440.

The previous prime is 1141040627. The next prime is 1141040671. The reversal of 1141040645 is 5460401411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1141040645 - 2¹⁰ = 1141039621 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1606745 + ... + 1607454.

It is an arithmetic number, because the mean of its divisors is an integer number (173566800).

Almost surely, 2^1141040645 is an apocalyptic number.

It is an amenable number.

1141040645 is a deficient number, since it is larger than the sum of its proper divisors (247493755).

1141040645 is an equidigital number, since it uses as much as digits as its factorization.

1141040645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3214275.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 1141040645 is about 33779.2931394368. The cubic root of 1141040645 is about 1044.9616966646.

The spelling of 1141040645 in words is "one billion, one hundred forty-one million, forty thousand, six hundred forty-five".