1136222453 has 4 divisors (see below), whose sum is σ = 1137240780. Its totient is φ = 1135204128.

The previous prime is 1136222449. The next prime is 1136222467. The reversal of 1136222453 is 3542226311.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 250683889 + 885538564 = 15833^2 + 29758^2 .

It is a cyclic number.

It is not a de Polignac number, because 1136222453 - 2² = 1136222449 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 (1136222473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 507488 + ... + 509721.

It is an arithmetic number, because the mean of its divisors is an integer number (284310195).

Almost surely, 2^1136222453 is an apocalyptic number.

It is an amenable number.

1136222453 is a deficient number, since it is larger than the sum of its proper divisors (1018327).

1136222453 is a wasteful number, since it uses less digits than its factorization.

1136222453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1018326.

The product of its digits is 8640, while the sum is 29.

The square root of 1136222453 is about 33707.8989704194. The cubic root of 1136222453 is about 1043.4887928096.

Adding to 1136222453 its reverse (3542226311), we get a palindrome (4678448764).

The spelling of 1136222453 in words is "one billion, one hundred thirty-six million, two hundred twenty-two thousand, four hundred fifty-three".