1201110453 has 6 divisors (see below), whose sum is σ = 1734937334. Its totient is φ = 800740296.

The previous prime is 1201110437. The next prime is 1201110473. The reversal of 1201110453 is 3540111021.

1201110453 is a `hidden beast` number, since 1 + 201 + 1 + 10 + 453 = 666.

It can be written as a sum of positive squares in only one way, i.e., 757460484 + 443649969 = 27522^2 + 21063^2 .

It is not a de Polignac number, because 1201110453 - 2⁴ = 1201110437 is a prime.

It is a super-4 number, since 4×1201110453⁴ (a number of 37 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201110413) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 66728350 + ... + 66728367.

Almost surely, 2^1201110453 is an apocalyptic number.

It is an amenable number.

1201110453 is a deficient number, since it is larger than the sum of its proper divisors (533826881).

1201110453 is a wasteful number, since it uses less digits than its factorization.

1201110453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133456723 (or 133456720 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1201110453 is about 34657.0404535644. The cubic root of 1201110453 is about 1062.9862549024.

Adding to 1201110453 its reverse (3540111021), we get a palindrome (4741221474).

The spelling of 1201110453 in words is "one billion, two hundred one million, one hundred ten thousand, four hundred fifty-three".