225177035061091 has 2 divisors, whose sum is σ = 225177035061092. Its totient is φ = 225177035061090.

The previous prime is 225177035061059. The next prime is 225177035061103. The reversal of 225177035061091 is 190160530771522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225177035061091 - 2⁵ = 225177035061059 is a prime.

It is a super-2 number, since 2×225177035061091² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (225177035061001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112588517530545 + 112588517530546.

It is an arithmetic number, because the mean of its divisors is an integer number (112588517530546).

Almost surely, 2^{225177035061091} is an apocalyptic number.

225177035061091 is a deficient number, since it is larger than the sum of its proper divisors (1).

225177035061091 is an equidigital number, since it uses as much as digits as its factorization.

225177035061091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 793800, while the sum is 49.

The spelling of 225177035061091 in words is "two hundred twenty-five trillion, one hundred seventy-seven billion, thirty-five million, sixty-one thousand, ninety-one".