28467733097 has 2 divisors, whose sum is σ = 28467733098. Its totient is φ = 28467733096.

The previous prime is 28467733051. The next prime is 28467733111. The reversal of 28467733097 is 79033776482.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28238785936 + 228947161 = 168044^2 + 15131^2 .

It is a cyclic number.

It is not a de Polignac number, because 28467733097 - 2¹⁸ = 28467470953 is a prime.

It is a super-2 number, since 2×28467733097² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (28467733997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14233866548 + 14233866549.

It is an arithmetic number, because the mean of its divisors is an integer number (14233866549).

Almost surely, 2^28467733097 is an apocalyptic number.

It is an amenable number.

28467733097 is a deficient number, since it is larger than the sum of its proper divisors (1).

28467733097 is an equidigital number, since it uses as much as digits as its factorization.

28467733097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10668672, while the sum is 56.

The spelling of 28467733097 in words is "twenty-eight billion, four hundred sixty-seven million, seven hundred thirty-three thousand, ninety-seven".