1132161515 has 4 divisors (see below), whose sum is σ = 1358593824. Its totient is φ = 905729208.

The previous prime is 1132161469. The next prime is 1132161623. The reversal of 1132161515 is 5151612311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1132161515 - 2¹⁸ = 1131899371 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 113216147 + ... + 113216156.

It is an arithmetic number, because the mean of its divisors is an integer number (339648456).

Almost surely, 2^1132161515 is an apocalyptic number.

1132161515 is a deficient number, since it is larger than the sum of its proper divisors (226432309).

1132161515 is an equidigital number, since it uses as much as digits as its factorization.

1132161515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226432308.

The product of its digits is 900, while the sum is 26.

The square root of 1132161515 is about 33647.6078644530. The cubic root of 1132161515 is about 1042.2441416550.

Adding to 1132161515 its reverse (5151612311), we get a palindrome (6283773826).

The spelling of 1132161515 in words is "one billion, one hundred thirty-two million, one hundred sixty-one thousand, five hundred fifteen".