525671449 has 2 divisors, whose sum is σ = 525671450. Its totient is φ = 525671448.

The previous prime is 525671413. The next prime is 525671459. The reversal of 525671449 is 944176525.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 498182400 + 27489049 = 22320^2 + 5243^2 .

It is a cyclic number.

It is not a de Polignac number, because 525671449 - 2¹¹ = 525669401 is a prime.

It is not a weakly prime, because it can be changed into another prime (525671459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262835724 + 262835725.

It is an arithmetic number, because the mean of its divisors is an integer number (262835725).

Almost surely, 2^525671449 is an apocalyptic number.

It is an amenable number.

525671449 is a deficient number, since it is larger than the sum of its proper divisors (1).

525671449 is an equidigital number, since it uses as much as digits as its factorization.

525671449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 302400, while the sum is 43.

The square root of 525671449 is about 22927.5260113253. The cubic root of 525671449 is about 807.0580923884.

The spelling of 525671449 in words is "five hundred twenty-five million, six hundred seventy-one thousand, four hundred forty-nine".