13023112237 has 2 divisors, whose sum is σ = 13023112238. Its totient is φ = 13023112236.

The previous prime is 13023112229. The next prime is 13023112283. The reversal of 13023112237 is 73221132031.

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., 11077773001 + 1945339236 = 105251^2 + 44106^2 .

It is a cyclic number.

It is not a de Polignac number, because 13023112237 - 2³ = 13023112229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13023112217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6511556118 + 6511556119.

It is an arithmetic number, because the mean of its divisors is an integer number (6511556119).

Almost surely, 2^13023112237 is an apocalyptic number.

It is an amenable number.

13023112237 is a deficient number, since it is larger than the sum of its proper divisors (1).

13023112237 is an equidigital number, since it uses as much as digits as its factorization.

13023112237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 25.

Adding to 13023112237 its reverse (73221132031), we get a palindrome (86244244268).

The spelling of 13023112237 in words is "thirteen billion, twenty-three million, one hundred twelve thousand, two hundred thirty-seven".