1161264119 has 2 divisors, whose sum is σ = 1161264120. Its totient is φ = 1161264118.

The previous prime is 1161264113. The next prime is 1161264133. The reversal of 1161264119 is 9114621611.

It is a weak prime.

It is an emirp because it is prime and its reverse (9114621611) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1161264119 is a prime.

It is a super-2 number, since 2×1161264119² = 2697068708153692322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1161264113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 580632059 + 580632060.

It is an arithmetic number, because the mean of its divisors is an integer number (580632060).

Almost surely, 2^1161264119 is an apocalyptic number.

1161264119 is a deficient number, since it is larger than the sum of its proper divisors (1).

1161264119 is an equidigital number, since it uses as much as digits as its factorization.

1161264119 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 32.

The square root of 1161264119 is about 34077.3255846171. The cubic root of 1161264119 is about 1051.0991118140.

The spelling of 1161264119 in words is "one billion, one hundred sixty-one million, two hundred sixty-four thousand, one hundred nineteen".