1113556867 has 2 divisors, whose sum is σ = 1113556868. Its totient is φ = 1113556866.

The previous prime is 1113556849. The next prime is 1113556879. The reversal of 1113556867 is 7686553111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1113556867 - 2⁷ = 1113556739 is a prime.

It is not a weakly prime, because it can be changed into another prime (1113556567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556778433 + 556778434.

It is an arithmetic number, because the mean of its divisors is an integer number (556778434).

Almost surely, 2^1113556867 is an apocalyptic number.

1113556867 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113556867 is an equidigital number, since it uses as much as digits as its factorization.

1113556867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 151200, while the sum is 43.

The square root of 1113556867 is about 33369.9995055439. Note that the first 3 decimals coincide. The cubic root of 1113556867 is about 1036.5035649541.

The spelling of 1113556867 in words is "one billion, one hundred thirteen million, five hundred fifty-six thousand, eight hundred sixty-seven".