1151105663 has 2 divisors, whose sum is σ = 1151105664. Its totient is φ = 1151105662.

The previous prime is 1151105651. The next prime is 1151105687. The reversal of 1151105663 is 3665011511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1151105663 - 2⁸ = 1151105407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1151105363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575552831 + 575552832.

It is an arithmetic number, because the mean of its divisors is an integer number (575552832).

Almost surely, 2^1151105663 is an apocalyptic number.

1151105663 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151105663 is an equidigital number, since it uses as much as digits as its factorization.

1151105663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2700, while the sum is 29.

The square root of 1151105663 is about 33927.9481106653. The cubic root of 1151105663 is about 1048.0252112960.

The spelling of 1151105663 in words is "one billion, one hundred fifty-one million, one hundred five thousand, six hundred sixty-three".