1115248601 has 2 divisors, whose sum is σ = 1115248602. Its totient is φ = 1115248600.

The previous prime is 1115248597. The next prime is 1115248613. The reversal of 1115248601 is 1068425111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1047169600 + 68079001 = 32360^2 + 8251^2 .

It is a cyclic number.

It is not a de Polignac number, because 1115248601 - 2² = 1115248597 is a prime.

It is not a weakly prime, because it can be changed into another prime (1115248691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 557624300 + 557624301.

It is an arithmetic number, because the mean of its divisors is an integer number (557624301).

Almost surely, 2^1115248601 is an apocalyptic number.

It is an amenable number.

1115248601 is a deficient number, since it is larger than the sum of its proper divisors (1).

1115248601 is an equidigital number, since it uses as much as digits as its factorization.

1115248601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 29.

The square root of 1115248601 is about 33395.3380129622. The cubic root of 1115248601 is about 1037.0281904871.

The spelling of 1115248601 in words is "one billion, one hundred fifteen million, two hundred forty-eight thousand, six hundred one".