525213041 has 2 divisors, whose sum is σ = 525213042. Its totient is φ = 525213040.

The previous prime is 525213019. The next prime is 525213043. The reversal of 525213041 is 140312525.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 445378816 + 79834225 = 21104^2 + 8935^2 .

It is a cyclic number.

It is not a de Polignac number, because 525213041 - 2¹⁸ = 524950897 is a prime.

Together with 525213043, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 525212998 and 525213016.

It is not a weakly prime, because it can be changed into another prime (525213043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262606520 + 262606521.

It is an arithmetic number, because the mean of its divisors is an integer number (262606521).

Almost surely, 2^525213041 is an apocalyptic number.

It is an amenable number.

525213041 is a deficient number, since it is larger than the sum of its proper divisors (1).

525213041 is an equidigital number, since it uses as much as digits as its factorization.

525213041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 525213041 is about 22917.5269390046. The cubic root of 525213041 is about 806.8234277643.

Adding to 525213041 its reverse (140312525), we get a palindrome (665525566).

The spelling of 525213041 in words is "five hundred twenty-five million, two hundred thirteen thousand, forty-one".