1233001263647 has 2 divisors, whose sum is σ = 1233001263648. Its totient is φ = 1233001263646.

The previous prime is 1233001263623. The next prime is 1233001263653. The reversal of 1233001263647 is 7463621003321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1233001263647 - 2¹² = 1233001259551 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1233001263647.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1233001266647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616500631823 + 616500631824.

It is an arithmetic number, because the mean of its divisors is an integer number (616500631824).

Almost surely, 2^{1233001263647} is an apocalyptic number.

1233001263647 is a deficient number, since it is larger than the sum of its proper divisors (1).

1233001263647 is an equidigital number, since it uses as much as digits as its factorization.

1233001263647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 38.

Adding to 1233001263647 its reverse (7463621003321), we get a palindrome (8696622266968).

The spelling of 1233001263647 in words is "one trillion, two hundred thirty-three billion, one million, two hundred sixty-three thousand, six hundred forty-seven".