1115672347 has 2 divisors, whose sum is σ = 1115672348. Its totient is φ = 1115672346.

The previous prime is 1115672321. The next prime is 1115672351. The reversal of 1115672347 is 7432765111.

It is a strong prime.

It is an emirp because it is prime and its reverse (7432765111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1115672347 - 2⁷ = 1115672219 is a prime.

It is not a weakly prime, because it can be changed into another prime (1115672387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 557836173 + 557836174.

It is an arithmetic number, because the mean of its divisors is an integer number (557836174).

Almost surely, 2^1115672347 is an apocalyptic number.

1115672347 is a deficient number, since it is larger than the sum of its proper divisors (1).

1115672347 is an equidigital number, since it uses as much as digits as its factorization.

1115672347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35280, while the sum is 37.

The square root of 1115672347 is about 33401.6817989753. The cubic root of 1115672347 is about 1037.1595157370.

The spelling of 1115672347 in words is "one billion, one hundred fifteen million, six hundred seventy-two thousand, three hundred forty-seven".