525353453 has 2 divisors, whose sum is σ = 525353454. Its totient is φ = 525353452.

The previous prime is 525353449. The next prime is 525353461. The reversal of 525353453 is 354353525.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 445125604 + 80227849 = 21098^2 + 8957^2 .

It is a cyclic number.

It is not a de Polignac number, because 525353453 - 2² = 525353449 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (525353953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262676726 + 262676727.

It is an arithmetic number, because the mean of its divisors is an integer number (262676727).

Almost surely, 2^525353453 is an apocalyptic number.

It is an amenable number.

525353453 is a deficient number, since it is larger than the sum of its proper divisors (1).

525353453 is an equidigital number, since it uses as much as digits as its factorization.

525353453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 135000, while the sum is 35.

The square root of 525353453 is about 22920.5901538333. The cubic root of 525353453 is about 806.8953208745.

The spelling of 525353453 in words is "five hundred twenty-five million, three hundred fifty-three thousand, four hundred fifty-three".