225913691147 has 2 divisors, whose sum is σ = 225913691148. Its totient is φ = 225913691146.

The previous prime is 225913691123. The next prime is 225913691161. The reversal of 225913691147 is 741196319522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225913691147 - 2¹⁸ = 225913429003 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 225913691095 and 225913691104.

It is not a weakly prime, because it can be changed into another prime (225963691147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112956845573 + 112956845574.

It is an arithmetic number, because the mean of its divisors is an integer number (112956845574).

Almost surely, 2^225913691147 is an apocalyptic number.

225913691147 is a deficient number, since it is larger than the sum of its proper divisors (1).

225913691147 is an equidigital number, since it uses as much as digits as its factorization.

225913691147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 816480, while the sum is 50.

The spelling of 225913691147 in words is "two hundred twenty-five billion, nine hundred thirteen million, six hundred ninety-one thousand, one hundred forty-seven".