1165351763 has 2 divisors, whose sum is σ = 1165351764. Its totient is φ = 1165351762.

The previous prime is 1165351739. The next prime is 1165351769. The reversal of 1165351763 is 3671535611.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1165351763 - 2⁸ = 1165351507 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1165351769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 582675881 + 582675882.

It is an arithmetic number, because the mean of its divisors is an integer number (582675882).

Almost surely, 2^1165351763 is an apocalyptic number.

1165351763 is a deficient number, since it is larger than the sum of its proper divisors (1).

1165351763 is an equidigital number, since it uses as much as digits as its factorization.

1165351763 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56700, while the sum is 38.

The square root of 1165351763 is about 34137.2489079012. The cubic root of 1165351763 is about 1052.3309554865.

The spelling of 1165351763 in words is "one billion, one hundred sixty-five million, three hundred fifty-one thousand, seven hundred sixty-three".