1133311515 has 16 divisors (see below), whose sum is σ = 2072341248. Its totient is φ = 518085216.

The previous prime is 1133311481. The next prime is 1133311519. The reversal of 1133311515 is 5151133311.

It is a happy number.

It is not a de Polignac number, because 1133311515 - 2⁶ = 1133311451 is a prime.

It is a super-3 number, since 3×1133311515³ (a number of 28 digits) contains 333 as substring.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (1133311519) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5396617 + ... + 5396826.

It is an arithmetic number, because the mean of its divisors is an integer number (129521328).

Almost surely, 2^1133311515 is an apocalyptic number.

1133311515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1133311515 is a deficient number, since it is larger than the sum of its proper divisors (939029733).

1133311515 is a wasteful number, since it uses less digits than its factorization.

1133311515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10793458.

The product of its digits is 675, while the sum is 24.

The square root of 1133311515 is about 33664.6924091102. The cubic root of 1133311515 is about 1042.5969108651.

Adding to 1133311515 its reverse (5151133311), we get a palindrome (6284444826).

The spelling of 1133311515 in words is "one billion, one hundred thirty-three million, three hundred eleven thousand, five hundred fifteen".