105238155859237 has 2 divisors, whose sum is σ = 105238155859238. Its totient is φ = 105238155859236.

The previous prime is 105238155859219. The next prime is 105238155859267. The reversal of 105238155859237 is 732958551832501.

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., 81888907464001 + 23349248395236 = 9049249^2 + 4832106^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-105238155859237 is a prime.

It is a super-2 number, since 2×105238155859237² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (105238155859267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52619077929618 + 52619077929619.

It is an arithmetic number, because the mean of its divisors is an integer number (52619077929619).

Almost surely, 2^{105238155859237} is an apocalyptic number.

It is an amenable number.

105238155859237 is a deficient number, since it is larger than the sum of its proper divisors (1).

105238155859237 is an equidigital number, since it uses as much as digits as its factorization.

105238155859237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720000, while the sum is 64.

The spelling of 105238155859237 in words is "one hundred five trillion, two hundred thirty-eight billion, one hundred fifty-five million, eight hundred fifty-nine thousand, two hundred thirty-seven".