1161024437 has 2 divisors, whose sum is σ = 1161024438. Its totient is φ = 1161024436.

The previous prime is 1161024427. The next prime is 1161024463. The reversal of 1161024437 is 7344201611.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 890783716 + 270240721 = 29846^2 + 16439^2 .

It is a cyclic number.

It is not a de Polignac number, because 1161024437 - 2²⁸ = 892588981 is a prime.

It is a super-2 number, since 2×1161024437² = 2695955486622333938, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1161024427) 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, 580512218 + 580512219.

It is an arithmetic number, because the mean of its divisors is an integer number (580512219).

Almost surely, 2^1161024437 is an apocalyptic number.

It is an amenable number.

1161024437 is a deficient number, since it is larger than the sum of its proper divisors (1).

1161024437 is an equidigital number, since it uses as much as digits as its factorization.

1161024437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 1161024437 is about 34073.8086658947. The cubic root of 1161024437 is about 1051.0267920986.

The spelling of 1161024437 in words is "one billion, one hundred sixty-one million, twenty-four thousand, four hundred thirty-seven".