403525161253 has 2 divisors, whose sum is σ = 403525161254. Its totient is φ = 403525161252.

The previous prime is 403525161251. The next prime is 403525161271. The reversal of 403525161253 is 352161525304.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 397849347009 + 5675814244 = 630753^2 + 75338^2 .

It is a cyclic number.

It is not a de Polignac number, because 403525161253 - 2¹ = 403525161251 is a prime.

Together with 403525161251, 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 (403525161251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201762580626 + 201762580627.

It is an arithmetic number, because the mean of its divisors is an integer number (201762580627).

Almost surely, 2^403525161253 is an apocalyptic number.

It is an amenable number.

403525161253 is a deficient number, since it is larger than the sum of its proper divisors (1).

403525161253 is an equidigital number, since it uses as much as digits as its factorization.

403525161253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108000, while the sum is 37.

Adding to 403525161253 its reverse (352161525304), we get a palindrome (755686686557).

The spelling of 403525161253 in words is "four hundred three billion, five hundred twenty-five million, one hundred sixty-one thousand, two hundred fifty-three".