202103000453 has 2 divisors, whose sum is σ = 202103000454. Its totient is φ = 202103000452.

The previous prime is 202103000419. The next prime is 202103000461. The reversal of 202103000453 is 354000301202.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198703760644 + 3399239809 = 445762^2 + 58303^2 .

It is a cyclic number.

It is not a de Polignac number, because 202103000453 - 2⁶ = 202103000389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202103000053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101051500226 + 101051500227.

It is an arithmetic number, because the mean of its divisors is an integer number (101051500227).

Almost surely, 2^202103000453 is an apocalyptic number.

It is an amenable number.

202103000453 is a deficient number, since it is larger than the sum of its proper divisors (1).

202103000453 is an equidigital number, since it uses as much as digits as its factorization.

202103000453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 20.

Adding to 202103000453 its reverse (354000301202), we get a palindrome (556103301655).

The spelling of 202103000453 in words is "two hundred two billion, one hundred three million, four hundred fifty-three", and thus it is an aban number.