1142238659 has 2 divisors, whose sum is σ = 1142238660. Its totient is φ = 1142238658.

The previous prime is 1142238641. The next prime is 1142238667. The reversal of 1142238659 is 9568322411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1142238659 - 2⁸ = 1142238403 is a prime.

It is a super-2 number, since 2×1142238659² = 2609418308228236562, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1142231659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571119329 + 571119330.

It is an arithmetic number, because the mean of its divisors is an integer number (571119330).

Almost surely, 2^1142238659 is an apocalyptic number.

1142238659 is a deficient number, since it is larger than the sum of its proper divisors (1).

1142238659 is an equidigital number, since it uses as much as digits as its factorization.

1142238659 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 41.

The square root of 1142238659 is about 33797.0214516013. The cubic root of 1142238659 is about 1045.3272813246.

The spelling of 1142238659 in words is "one billion, one hundred forty-two million, two hundred thirty-eight thousand, six hundred fifty-nine".