1113411551 has 8 divisors (see below), whose sum is σ = 1287801984. Its totient is φ = 942854040.

The previous prime is 1113411547. The next prime is 1113411569. The reversal of 1113411551 is 1551143111.

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 1113411551 - 2² = 1113411547 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113411521) 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, 957605 + ... + 958766.

It is an arithmetic number, because the mean of its divisors is an integer number (160975248).

Almost surely, 2^1113411551 is an apocalyptic number.

1113411551 is a deficient number, since it is larger than the sum of its proper divisors (174390433).

1113411551 is an equidigital number, since it uses as much as digits as its factorization.

1113411551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1916461.

The product of its digits is 300, while the sum is 23.

The square root of 1113411551 is about 33367.8220895521. The cubic root of 1113411551 is about 1036.4584760715.

Adding to 1113411551 its reverse (1551143111), we get a palindrome (2664554662).

The spelling of 1113411551 in words is "one billion, one hundred thirteen million, four hundred eleven thousand, five hundred fifty-one".