201032420453 has 2 divisors, whose sum is σ = 201032420454. Its totient is φ = 201032420452.

The previous prime is 201032420431. The next prime is 201032420503. The reversal of 201032420453 is 354024230102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 185754966049 + 15277454404 = 430993^2 + 123602^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201032420453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201032422453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100516210226 + 100516210227.

It is an arithmetic number, because the mean of its divisors is an integer number (100516210227).

Almost surely, 2^201032420453 is an apocalyptic number.

It is an amenable number.

201032420453 is a deficient number, since it is larger than the sum of its proper divisors (1).

201032420453 is an equidigital number, since it uses as much as digits as its factorization.

201032420453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 201032420453 its reverse (354024230102), we get a palindrome (555056650555).

The spelling of 201032420453 in words is "two hundred one billion, thirty-two million, four hundred twenty thousand, four hundred fifty-three".