1142233669 has 2 divisors, whose sum is σ = 1142233670. Its totient is φ = 1142233668.

The previous prime is 1142233619. The next prime is 1142233691. The reversal of 1142233669 is 9663322411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 848556900 + 293676769 = 29130^2 + 17137^2 .

It is a cyclic number.

It is not a de Polignac number, because 1142233669 - 2²⁹ = 605362757 is a prime.

It is a super-2 number, since 2×1142233669² = 2609395509194403122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1142233619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571116834 + 571116835.

It is an arithmetic number, because the mean of its divisors is an integer number (571116835).

Almost surely, 2^1142233669 is an apocalyptic number.

It is an amenable number.

1142233669 is a deficient number, since it is larger than the sum of its proper divisors (1).

1142233669 is an equidigital number, since it uses as much as digits as its factorization.

1142233669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 37.

The square root of 1142233669 is about 33796.9476284472. The cubic root of 1142233669 is about 1045.3257591119.

The spelling of 1142233669 in words is "one billion, one hundred forty-two million, two hundred thirty-three thousand, six hundred sixty-nine".