1135544453 has 2 divisors, whose sum is σ = 1135544454. Its totient is φ = 1135544452.

The previous prime is 1135544429. The next prime is 1135544479. The reversal of 1135544453 is 3544455311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1135487809 + 56644 = 33697^2 + 238^2 .

It is a cyclic number.

It is not a de Polignac number, because 1135544453 - 2¹⁶ = 1135478917 is a prime.

It is a super-2 number, since 2×1135544453² = 2578922409478138418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1135544413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567772226 + 567772227.

It is an arithmetic number, because the mean of its divisors is an integer number (567772227).

Almost surely, 2^1135544453 is an apocalyptic number.

It is an amenable number.

1135544453 is a deficient number, since it is larger than the sum of its proper divisors (1).

1135544453 is an equidigital number, since it uses as much as digits as its factorization.

1135544453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72000, while the sum is 35.

The square root of 1135544453 is about 33697.8404797696. The cubic root of 1135544453 is about 1043.2811966743.

Adding to 1135544453 its reverse (3544455311), we get a palindrome (4679999764).

The spelling of 1135544453 in words is "one billion, one hundred thirty-five million, five hundred forty-four thousand, four hundred fifty-three".