535425251 has 4 divisors (see below), whose sum is σ = 566920872. Its totient is φ = 503929632.

The previous prime is 535425229. The next prime is 535425259. The reversal of 535425251 is 152524535.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-535425251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (535425259) 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 in 3 ways as a sum of consecutive naturals, for example, 15747785 + ... + 15747818.

It is an arithmetic number, because the mean of its divisors is an integer number (141730218).

Almost surely, 2^535425251 is an apocalyptic number.

535425251 is a deficient number, since it is larger than the sum of its proper divisors (31495621).

535425251 is a wasteful number, since it uses less digits than its factorization.

535425251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31495620.

The product of its digits is 30000, while the sum is 32.

The square root of 535425251 is about 23139.2577884426. The cubic root of 535425251 is about 812.0191716335.

Adding to 535425251 its reverse (152524535), we get a palindrome (687949786).

The spelling of 535425251 in words is "five hundred thirty-five million, four hundred twenty-five thousand, two hundred fifty-one".