11331132001237 has 2 divisors, whose sum is σ = 11331132001238. Its totient is φ = 11331132001236.

The previous prime is 11331132001223. The next prime is 11331132001303. The reversal of 11331132001237 is 73210023113311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9047137559716 + 2283994441521 = 3007846^2 + 1511289^2 .

It is a cyclic number.

It is not a de Polignac number, because 11331132001237 - 2¹¹ = 11331131999189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11331132001037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5665566000618 + 5665566000619.

It is an arithmetic number, because the mean of its divisors is an integer number (5665566000619).

Almost surely, 2^{11331132001237} is an apocalyptic number.

It is an amenable number.

11331132001237 is a deficient number, since it is larger than the sum of its proper divisors (1).

11331132001237 is an equidigital number, since it uses as much as digits as its factorization.

11331132001237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 28.

Adding to 11331132001237 its reverse (73210023113311), we get a palindrome (84541155114548).

The spelling of 11331132001237 in words is "eleven trillion, three hundred thirty-one billion, one hundred thirty-two million, one thousand, two hundred thirty-seven".