125135233 has 2 divisors, whose sum is σ = 125135234. Its totient is φ = 125135232.

The previous prime is 125135207. The next prime is 125135237. The reversal of 125135233 is 332531521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96491329 + 28643904 = 9823^2 + 5352^2 .

It is a cyclic number.

It is not a de Polignac number, because 125135233 - 2²¹ = 123038081 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125135198 and 125135207.

It is not a weakly prime, because it can be changed into another prime (125135237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62567616 + 62567617.

It is an arithmetic number, because the mean of its divisors is an integer number (62567617).

Almost surely, 2^125135233 is an apocalyptic number.

It is an amenable number.

125135233 is a deficient number, since it is larger than the sum of its proper divisors (1).

125135233 is an equidigital number, since it uses as much as digits as its factorization.

125135233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2700, while the sum is 25.

The square root of 125135233 is about 11186.3860562739. The cubic root of 125135233 is about 500.1802456818.

Adding to 125135233 its reverse (332531521), we get a palindrome (457666754).

The spelling of 125135233 in words is "one hundred twenty-five million, one hundred thirty-five thousand, two hundred thirty-three".