525461459 has 2 divisors, whose sum is σ = 525461460. Its totient is φ = 525461458.

The previous prime is 525461407. The next prime is 525461491. The reversal of 525461459 is 954164525.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 525461459 - 2⁸ = 525461203 is a prime.

It is a super-2 number, since 2×525461459² = 552219489788817362, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (525461159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262730729 + 262730730.

It is an arithmetic number, because the mean of its divisors is an integer number (262730730).

Almost surely, 2^525461459 is an apocalyptic number.

525461459 is a deficient number, since it is larger than the sum of its proper divisors (1).

525461459 is an equidigital number, since it uses as much as digits as its factorization.

525461459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216000, while the sum is 41.

The square root of 525461459 is about 22922.9461239170. The cubic root of 525461459 is about 806.9506128967.

The spelling of 525461459 in words is "five hundred twenty-five million, four hundred sixty-one thousand, four hundred fifty-nine".