115553432237 has 2 divisors, whose sum is σ = 115553432238. Its totient is φ = 115553432236.

The previous prime is 115553432147. The next prime is 115553432243. The reversal of 115553432237 is 732234355511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112314797956 + 3238634281 = 335134^2 + 56909^2 .

It is a cyclic number.

It is not a de Polignac number, because 115553432237 - 2¹⁴ = 115553415853 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 115553432194 and 115553432203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115553432297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57776716118 + 57776716119.

It is an arithmetic number, because the mean of its divisors is an integer number (57776716119).

Almost surely, 2^115553432237 is an apocalyptic number.

It is an amenable number.

115553432237 is a deficient number, since it is larger than the sum of its proper divisors (1).

115553432237 is an equidigital number, since it uses as much as digits as its factorization.

115553432237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 378000, while the sum is 41.

Adding to 115553432237 its reverse (732234355511), we get a palindrome (847787787748).

The spelling of 115553432237 in words is "one hundred fifteen billion, five hundred fifty-three million, four hundred thirty-two thousand, two hundred thirty-seven".