1230012337 has 2 divisors, whose sum is σ = 1230012338. Its totient is φ = 1230012336.

The previous prime is 1230012319. The next prime is 1230012379. The reversal of 1230012337 is 7332100321.

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., 1016589456 + 213422881 = 31884^2 + 14609^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1230012337 is a prime.

It is not a weakly prime, because it can be changed into another prime (1230012397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 615006168 + 615006169.

It is an arithmetic number, because the mean of its divisors is an integer number (615006169).

Almost surely, 2^1230012337 is an apocalyptic number.

It is an amenable number.

1230012337 is a deficient number, since it is larger than the sum of its proper divisors (1).

1230012337 is an equidigital number, since it uses as much as digits as its factorization.

1230012337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 1230012337 is about 35071.5317173345. The cubic root of 1230012337 is about 1071.4448518931. Note that the first 3 decimals are identical.

Adding to 1230012337 its reverse (7332100321), we get a palindrome (8562112658).

The spelling of 1230012337 in words is "one billion, two hundred thirty million, twelve thousand, three hundred thirty-seven".