1153161043 has 2 divisors, whose sum is σ = 1153161044. Its totient is φ = 1153161042.

The previous prime is 1153161041. The next prime is 1153161059. The reversal of 1153161043 is 3401613511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1153161043 - 2¹ = 1153161041 is a prime.

Together with 1153161041, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1153160999 and 1153161017.

It is not a weakly prime, because it can be changed into another prime (1153161041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 576580521 + 576580522.

It is an arithmetic number, because the mean of its divisors is an integer number (576580522).

Almost surely, 2^1153161043 is an apocalyptic number.

1153161043 is a deficient number, since it is larger than the sum of its proper divisors (1).

1153161043 is an equidigital number, since it uses as much as digits as its factorization.

1153161043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 1153161043 is about 33958.2249683343. The cubic root of 1153161043 is about 1048.6486146044.

Adding to 1153161043 its reverse (3401613511), we get a palindrome (4554774554).

The spelling of 1153161043 in words is "one billion, one hundred fifty-three million, one hundred sixty-one thousand, forty-three".