1133247553 has 2 divisors, whose sum is σ = 1133247554. Its totient is φ = 1133247552.

The previous prime is 1133247551. The next prime is 1133247589. The reversal of 1133247553 is 3557423311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 578739249 + 554508304 = 24057^2 + 23548^2 .

It is a cyclic number.

It is not a de Polignac number, because 1133247553 - 2¹ = 1133247551 is a prime.

Together with 1133247551, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1133247551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 566623776 + 566623777.

It is an arithmetic number, because the mean of its divisors is an integer number (566623777).

Almost surely, 2^1133247553 is an apocalyptic number.

It is an amenable number.

1133247553 is a deficient number, since it is larger than the sum of its proper divisors (1).

1133247553 is an equidigital number, since it uses as much as digits as its factorization.

1133247553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37800, while the sum is 34.

The square root of 1133247553 is about 33663.7424093044. The cubic root of 1133247553 is about 1042.5772964174.

It can be divided in two parts, 11332 and 47553, that added together give a palindrome (58885).

The spelling of 1133247553 in words is "one billion, one hundred thirty-three million, two hundred forty-seven thousand, five hundred fifty-three".