1115248829 has 2 divisors, whose sum is σ = 1115248830. Its totient is φ = 1115248828.

The previous prime is 1115248819. The next prime is 1115248907. The reversal of 1115248829 is 9288425111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 986085604 + 129163225 = 31402^2 + 11365^2 .

It is a cyclic number.

It is not a de Polignac number, because 1115248829 - 2²⁰ = 1114200253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1115248819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 557624414 + 557624415.

It is an arithmetic number, because the mean of its divisors is an integer number (557624415).

Almost surely, 2^1115248829 is an apocalyptic number.

It is an amenable number.

1115248829 is a deficient number, since it is larger than the sum of its proper divisors (1).

1115248829 is an equidigital number, since it uses as much as digits as its factorization.

1115248829 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46080, while the sum is 41.

The square root of 1115248829 is about 33395.3414266122. The cubic root of 1115248829 is about 1037.0282611566.

The spelling of 1115248829 in words is "one billion, one hundred fifteen million, two hundred forty-eight thousand, eight hundred twenty-nine".