1147121132 has 12 divisors (see below), whose sum is σ = 2007846456. Its totient is φ = 573450720.

The previous prime is 1147121111. The next prime is 1147121153. The reversal of 1147121132 is 2311217411.

It is an interprime number because it is at equal distance from previous prime (1147121111) and next prime (1147121153).

It is a super-2 number, since 2×1147121132² = 2631773782961922848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1147121098 and 1147121107.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1169 + ... + 47912.

It is an arithmetic number, because the mean of its divisors is an integer number (167320538).

Almost surely, 2^1147121132 is an apocalyptic number.

It is an amenable number.

1147121132 is a deficient number, since it is larger than the sum of its proper divisors (860725324).

1147121132 is a wasteful number, since it uses less digits than its factorization.

1147121132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54928 (or 54926 counting only the distinct ones).

The product of its digits is 336, while the sum is 23.

The square root of 1147121132 is about 33869.1767245677. The cubic root of 1147121132 is about 1046.8145733795.

Adding to 1147121132 its reverse (2311217411), we get a palindrome (3458338543).

The spelling of 1147121132 in words is "one billion, one hundred forty-seven million, one hundred twenty-one thousand, one hundred thirty-two".