1151011633 has 2 divisors, whose sum is σ = 1151011634. Its totient is φ = 1151011632.

The previous prime is 1151011591. The next prime is 1151011643. The reversal of 1151011633 is 3361101511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 639482944 + 511528689 = 25288^2 + 22617^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1151011633 is a prime.

It is not a weakly prime, because it can be changed into another prime (1151011643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575505816 + 575505817.

It is an arithmetic number, because the mean of its divisors is an integer number (575505817).

Almost surely, 2^1151011633 is an apocalyptic number.

It is an amenable number.

1151011633 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151011633 is an equidigital number, since it uses as much as digits as its factorization.

1151011633 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270, while the sum is 22.

The square root of 1151011633 is about 33926.5623516442. The cubic root of 1151011633 is about 1047.9966739522.

The spelling of 1151011633 in words is "one billion, one hundred fifty-one million, eleven thousand, six hundred thirty-three".