1326232837 has 2 divisors, whose sum is σ = 1326232838. Its totient is φ = 1326232836.

The previous prime is 1326232811. The next prime is 1326232891. The reversal of 1326232837 is 7382326231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 766957636 + 559275201 = 27694^2 + 23649^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1326232837 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1326232796 and 1326232805.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1326233837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 663116418 + 663116419.

It is an arithmetic number, because the mean of its divisors is an integer number (663116419).

Almost surely, 2^1326232837 is an apocalyptic number.

It is an amenable number.

1326232837 is a deficient number, since it is larger than the sum of its proper divisors (1).

1326232837 is an equidigital number, since it uses as much as digits as its factorization.

1326232837 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 37.

The square root of 1326232837 is about 36417.4798276871. The cubic root of 1326232837 is about 1098.6851609442.

It can be divided in two parts, 132623 and 2837, that added together give a triangular number (135460 = T₅₂₀).

The spelling of 1326232837 in words is "one billion, three hundred twenty-six million, two hundred thirty-two thousand, eight hundred thirty-seven".