1136974987 has 2 divisors, whose sum is σ = 1136974988. Its totient is φ = 1136974986.

The previous prime is 1136974933. The next prime is 1136974999. The reversal of 1136974987 is 7894796311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1136974987 - 2⁷ = 1136974859 is a prime.

It is not a weakly prime, because it can be changed into another prime (1136974907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568487493 + 568487494.

It is an arithmetic number, because the mean of its divisors is an integer number (568487494).

Almost surely, 2^1136974987 is an apocalyptic number.

1136974987 is a deficient number, since it is larger than the sum of its proper divisors (1).

1136974987 is an equidigital number, since it uses as much as digits as its factorization.

1136974987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2286144, while the sum is 55.

The square root of 1136974987 is about 33719.0596992265. The cubic root of 1136974987 is about 1043.7191137573.

The spelling of 1136974987 in words is "one billion, one hundred thirty-six million, nine hundred seventy-four thousand, nine hundred eighty-seven".