1233140137 has 2 divisors, whose sum is σ = 1233140138. Its totient is φ = 1233140136.

The previous prime is 1233140099. The next prime is 1233140171. The reversal of 1233140137 is 7310413321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1058265961 + 174874176 = 32531^2 + 13224^2 .

It is a cyclic number.

It is not a de Polignac number, because 1233140137 - 2¹¹ = 1233138089 is a prime.

It is not a weakly prime, because it can be changed into another prime (1233140177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616570068 + 616570069.

It is an arithmetic number, because the mean of its divisors is an integer number (616570069).

Almost surely, 2^1233140137 is an apocalyptic number.

It is an amenable number.

1233140137 is a deficient number, since it is larger than the sum of its proper divisors (1).

1233140137 is an equidigital number, since it uses as much as digits as its factorization.

1233140137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 1233140137 is about 35116.0951274483. The cubic root of 1233140137 is about 1072.3522760080.

Adding to 1233140137 its reverse (7310413321), we get a palindrome (8543553458).

The spelling of 1233140137 in words is "one billion, two hundred thirty-three million, one hundred forty thousand, one hundred thirty-seven".