1132651518 has 16 divisors (see below), whose sum is σ = 2265836160. Its totient is φ = 377461656.

The previous prime is 1132651517. The next prime is 1132651523. The reversal of 1132651518 is 8151562311.

It is a happy number.

It is a super-2 number, since 2×1132651518² = 2565798922455408648, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132651517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8721 + ... + 48387.

It is an arithmetic number, because the mean of its divisors is an integer number (141614760).

Almost surely, 2^1132651518 is an apocalyptic number.

1132651518 is an abundant number, since it is smaller than the sum of its proper divisors (1133184642).

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

1132651518 is a wasteful number, since it uses less digits than its factorization.

1132651518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44431.

The product of its digits is 7200, while the sum is 33.

The square root of 1132651518 is about 33654.8884710676. Note that the first 3 decimals coincide. The cubic root of 1132651518 is about 1042.3944821289.

The spelling of 1132651518 in words is "one billion, one hundred thirty-two million, six hundred fifty-one thousand, five hundred eighteen".