525423133 has 2 divisors, whose sum is σ = 525423134. Its totient is φ = 525423132.

The previous prime is 525423091. The next prime is 525423163. The reversal of 525423133 is 331324525.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 360506169 + 164916964 = 18987^2 + 12842^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-525423133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (525423163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262711566 + 262711567.

It is an arithmetic number, because the mean of its divisors is an integer number (262711567).

Almost surely, 2^525423133 is an apocalyptic number.

It is an amenable number.

525423133 is a deficient number, since it is larger than the sum of its proper divisors (1).

525423133 is an equidigital number, since it uses as much as digits as its factorization.

525423133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 28.

The square root of 525423133 is about 22922.1101341041. The cubic root of 525423133 is about 806.9309933537.

Adding to 525423133 its reverse (331324525), we get a palindrome (856747658).

The spelling of 525423133 in words is "five hundred twenty-five million, four hundred twenty-three thousand, one hundred thirty-three".