201424453 has 16 divisors (see below), whose sum is σ = 219824640. Its totient is φ = 183859200.

The previous prime is 201424451. The next prime is 201424463. The reversal of 201424453 is 354424102.

It is a happy number.

It is not a de Polignac number, because 201424453 - 2¹ = 201424451 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201424451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164901 + ... + 166117.

It is an arithmetic number, because the mean of its divisors is an integer number (13739040).

Almost surely, 2^201424453 is an apocalyptic number.

It is an amenable number.

201424453 is a deficient number, since it is larger than the sum of its proper divisors (18400187).

201424453 is a wasteful number, since it uses less digits than its factorization.

201424453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1548.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 201424453 is about 14192.4082875318. The cubic root of 201424453 is about 586.1886397773.

Adding to 201424453 its reverse (354424102), we get a palindrome (555848555).

The spelling of 201424453 in words is "two hundred one million, four hundred twenty-four thousand, four hundred fifty-three".