1164543541 has 16 divisors (see below), whose sum is σ = 1366662528. Its totient is φ = 971481600.

The previous prime is 1164543533. The next prime is 1164543577. The reversal of 1164543541 is 1453454611.

It is a cyclic number.

It is not a de Polignac number, because 1164543541 - 2³ = 1164543533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1164543497 and 1164543506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1164540541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119586 + ... + 128956.

It is an arithmetic number, because the mean of its divisors is an integer number (85416408).

Almost surely, 2^1164543541 is an apocalyptic number.

It is an amenable number.

1164543541 is a deficient number, since it is larger than the sum of its proper divisors (202118987).

1164543541 is an equidigital number, since it uses as much as digits as its factorization.

1164543541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9852.

The product of its digits is 28800, while the sum is 34.

The square root of 1164543541 is about 34125.4090231897. The cubic root of 1164543541 is about 1052.0876201676.

The spelling of 1164543541 in words is "one billion, one hundred sixty-four million, five hundred forty-three thousand, five hundred forty-one".