1160551543 has 4 divisors (see below), whose sum is σ = 1161983368. Its totient is φ = 1159119720.

The previous prime is 1160551537. The next prime is 1160551621. The reversal of 1160551543 is 3451550611.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3451550611 = 23531 ⋅146681.

It is a cyclic number.

It is not a de Polignac number, because 1160551543 - 2⁹ = 1160551031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1160551943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 714696 + ... + 716317.

It is an arithmetic number, because the mean of its divisors is an integer number (290495842).

Almost surely, 2^1160551543 is an apocalyptic number.

1160551543 is a deficient number, since it is larger than the sum of its proper divisors (1431825).

1160551543 is an equidigital number, since it uses as much as digits as its factorization.

1160551543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1431824.

The product of its (nonzero) digits is 9000, while the sum is 31.

The square root of 1160551543 is about 34066.8686996618. The cubic root of 1160551543 is about 1050.8840756768.

The spelling of 1160551543 in words is "one billion, one hundred sixty million, five hundred fifty-one thousand, five hundred forty-three".