225373111 has 2 divisors, whose sum is σ = 225373112. Its totient is φ = 225373110.

The previous prime is 225373103. The next prime is 225373147. The reversal of 225373111 is 111373522.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 225373111 - 2³ = 225373103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225373171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112686555 + 112686556.

It is an arithmetic number, because the mean of its divisors is an integer number (112686556).

Almost surely, 2^225373111 is an apocalyptic number.

225373111 is a deficient number, since it is larger than the sum of its proper divisors (1).

225373111 is an equidigital number, since it uses as much as digits as its factorization.

225373111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1260, while the sum is 25.

The square root of 225373111 is about 15012.4318816107. The cubic root of 225373111 is about 608.5562118879.

The spelling of 225373111 in words is "two hundred twenty-five million, three hundred seventy-three thousand, one hundred eleven".