1161262733 has 2 divisors, whose sum is σ = 1161262734. Its totient is φ = 1161262732.

The previous prime is 1161262703. The next prime is 1161262769. The reversal of 1161262733 is 3372621611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1160560489 + 702244 = 34067^2 + 838^2 .

It is an emirp because it is prime and its reverse (3372621611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1161262733 - 2¹⁰ = 1161261709 is a prime.

It is a super-2 number, since 2×1161262733² = 2697062270109258578, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1161262733.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1161262703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 580631366 + 580631367.

It is an arithmetic number, because the mean of its divisors is an integer number (580631367).

Almost surely, 2^1161262733 is an apocalyptic number.

It is an amenable number.

1161262733 is a deficient number, since it is larger than the sum of its proper divisors (1).

1161262733 is an equidigital number, since it uses as much as digits as its factorization.

1161262733 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 32.

The square root of 1161262733 is about 34077.3052485081. The cubic root of 1161262733 is about 1051.0986936422.

The spelling of 1161262733 in words is "one billion, one hundred sixty-one million, two hundred sixty-two thousand, seven hundred thirty-three".