525444352003 has 2 divisors, whose sum is σ = 525444352004. Its totient is φ = 525444352002.

The previous prime is 525444351983. The next prime is 525444352073. The reversal of 525444352003 is 300253444525.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-525444352003 is a prime.

It is a super-2 number, since 2×525444352003² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (525444352073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262722176001 + 262722176002.

It is an arithmetic number, because the mean of its divisors is an integer number (262722176002).

Almost surely, 2^525444352003 is an apocalyptic number.

525444352003 is a deficient number, since it is larger than the sum of its proper divisors (1).

525444352003 is an equidigital number, since it uses as much as digits as its factorization.

525444352003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288000, while the sum is 37.

Adding to 525444352003 its reverse (300253444525), we get a palindrome (825697796528).

The spelling of 525444352003 in words is "five hundred twenty-five billion, four hundred forty-four million, three hundred fifty-two thousand, three".