1153403453322 has 96 divisors (see below), whose sum is σ = 2591605233360. Its totient is φ = 370433710080.

The previous prime is 1153403453311. The next prime is 1153403453339. The reversal of 1153403453322 is 2233543043511.

1153403453322 is a `hidden beast` number, since 1 + 1 + 53 + 40 + 34 + 533 + 2 + 2 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 208053664641 + 945349788681 = 456129^2 + 972291^2 .

It is a super-2 number, since 2×1153403453322² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 172842978 + ... + 172849650.

Almost surely, 2^{1153403453322} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1153403453322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1295802616680).

1153403453322 is an abundant number, since it is smaller than the sum of its proper divisors (1438201780038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1153403453322 is a wasteful number, since it uses less digits than its factorization.

1153403453322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9208 (or 9205 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

Adding to 1153403453322 its reverse (2233543043511), we get a palindrome (3386946496833).

The spelling of 1153403453322 in words is "one trillion, one hundred fifty-three billion, four hundred three million, four hundred fifty-three thousand, three hundred twenty-two".