1115411153 has 2 divisors, whose sum is σ = 1115411154. Its totient is φ = 1115411152.

The previous prime is 1115411149. The next prime is 1115411183. The reversal of 1115411153 is 3511145111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 783552064 + 331859089 = 27992^2 + 18217^2 .

It is a cyclic number.

It is not a de Polignac number, because 1115411153 - 2² = 1115411149 is a prime.

It is not a weakly prime, because it can be changed into another prime (1115411183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 557705576 + 557705577.

It is an arithmetic number, because the mean of its divisors is an integer number (557705577).

Almost surely, 2^1115411153 is an apocalyptic number.

It is an amenable number.

1115411153 is a deficient number, since it is larger than the sum of its proper divisors (1).

1115411153 is an equidigital number, since it uses as much as digits as its factorization.

1115411153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 300, while the sum is 23.

The square root of 1115411153 is about 33397.7716771643. The cubic root of 1115411153 is about 1037.0785717255.

Adding to 1115411153 its reverse (3511145111), we get a palindrome (4626556264).

The spelling of 1115411153 in words is "one billion, one hundred fifteen million, four hundred eleven thousand, one hundred fifty-three".