4525399 has 2 divisors, whose sum is σ = 4525400. Its totient is φ = 4525398.

The previous prime is 4525397. The next prime is 4525427. The reversal of 4525399 is 9935254.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4525399 - 2¹ = 4525397 is a prime.

It is a super-2 number, since 2×4525399² = 40958472218402, which contains 22 as substring.

Together with 4525397, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4525393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2262699 + 2262700.

It is an arithmetic number, because the mean of its divisors is an integer number (2262700).

Almost surely, 2^4525399 is an apocalyptic number.

4525399 is a deficient number, since it is larger than the sum of its proper divisors (1).

4525399 is an equidigital number, since it uses as much as digits as its factorization.

4525399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48600, while the sum is 37.

The square root of 4525399 is about 2127.2985215996. The cubic root of 4525399 is about 165.4063933990.

The spelling of 4525399 in words is "four million, five hundred twenty-five thousand, three hundred ninety-nine".