201013453 has 2 divisors, whose sum is σ = 201013454. Its totient is φ = 201013452.

The previous prime is 201013451. The next prime is 201013487. The reversal of 201013453 is 354310102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108430569 + 92582884 = 10413^2 + 9622^2 .

It is a cyclic number.

It is not a de Polignac number, because 201013453 - 2¹ = 201013451 is a prime.

Together with 201013451, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 201013453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201013451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100506726 + 100506727.

It is an arithmetic number, because the mean of its divisors is an integer number (100506727).

Almost surely, 2^201013453 is an apocalyptic number.

It is an amenable number.

201013453 is a deficient number, since it is larger than the sum of its proper divisors (1).

201013453 is an equidigital number, since it uses as much as digits as its factorization.

201013453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 201013453 is about 14177.9213215478. The cubic root of 201013453 is about 585.7896687175.

Adding to 201013453 its reverse (354310102), we get a palindrome (555323555).

The spelling of 201013453 in words is "two hundred one million, thirteen thousand, four hundred fifty-three".