228937522937 has 2 divisors, whose sum is σ = 228937522938. Its totient is φ = 228937522936.

The previous prime is 228937522901. The next prime is 228937522939. The reversal of 228937522937 is 739225739822.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 180264779776 + 48672743161 = 424576^2 + 220619^2 .

It is a cyclic number.

It is not a de Polignac number, because 228937522937 - 2²⁴ = 228920745721 is a prime.

It is a super-2 number, since 2×228937522937² (a number of 24 digits) contains 22 as substring.

Together with 228937522939, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (228937522939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114468761468 + 114468761469.

It is an arithmetic number, because the mean of its divisors is an integer number (114468761469).

Almost surely, 2^228937522937 is an apocalyptic number.

It is an amenable number.

228937522937 is a deficient number, since it is larger than the sum of its proper divisors (1).

228937522937 is an equidigital number, since it uses as much as digits as its factorization.

228937522937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22861440, while the sum is 59.

The spelling of 228937522937 in words is "two hundred twenty-eight billion, nine hundred thirty-seven million, five hundred twenty-two thousand, nine hundred thirty-seven".