1115334421553 has 8 divisors (see below), whose sum is σ = 1217908616256. Its totient is φ = 1012956919600.

The previous prime is 1115334421547. The next prime is 1115334421561. The reversal of 1115334421553 is 3551244335111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1115334421553 - 2⁶ = 1115334421489 is a prime.

It is a super-2 number, since 2×1115334421553² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1115334421753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49161326 + ... + 49184007.

It is an arithmetic number, because the mean of its divisors is an integer number (152238577032).

Almost surely, 2^{1115334421553} is an apocalyptic number.

It is an amenable number.

1115334421553 is a deficient number, since it is larger than the sum of its proper divisors (102574194703).

1115334421553 is a wasteful number, since it uses less digits than its factorization.

1115334421553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98346375.

The product of its digits is 108000, while the sum is 38.

Adding to 1115334421553 its reverse (3551244335111), we get a palindrome (4666578756664).

The spelling of 1115334421553 in words is "one trillion, one hundred fifteen billion, three hundred thirty-four million, four hundred twenty-one thousand, five hundred fifty-three".