223015545097 has 2 divisors, whose sum is σ = 223015545098. Its totient is φ = 223015545096.

The previous prime is 223015545089. The next prime is 223015545121. The reversal of 223015545097 is 790545510322.

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., 216407318416 + 6608226681 = 465196^2 + 81291^2 .

It is a cyclic number.

It is not a de Polignac number, because 223015545097 - 2³ = 223015545089 is a prime.

It is not a weakly prime, because it can be changed into another prime (223015545037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111507772548 + 111507772549.

It is an arithmetic number, because the mean of its divisors is an integer number (111507772549).

Almost surely, 2^223015545097 is an apocalyptic number.

It is an amenable number.

223015545097 is a deficient number, since it is larger than the sum of its proper divisors (1).

223015545097 is an equidigital number, since it uses as much as digits as its factorization.

223015545097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378000, while the sum is 43.

The spelling of 223015545097 in words is "two hundred twenty-three billion, fifteen million, five hundred forty-five thousand, ninety-seven".