1151040689 has 2 divisors, whose sum is σ = 1151040690. Its totient is φ = 1151040688.

The previous prime is 1151040679. The next prime is 1151040833. The reversal of 1151040689 is 9860401511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1149752464 + 1288225 = 33908^2 + 1135^2 .

It is a cyclic number.

It is not a de Polignac number, because 1151040689 - 2⁴ = 1151040673 is a prime.

It is not a weakly prime, because it can be changed into another prime (1151040619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575520344 + 575520345.

It is an arithmetic number, because the mean of its divisors is an integer number (575520345).

Almost surely, 2^1151040689 is an apocalyptic number.

It is an amenable number.

1151040689 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151040689 is an equidigital number, since it uses as much as digits as its factorization.

1151040689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 35.

The square root of 1151040689 is about 33926.9905679829. The cubic root of 1151040689 is about 1048.0054923789.

The spelling of 1151040689 in words is "one billion, one hundred fifty-one million, forty thousand, six hundred eighty-nine".