1121332506 has 16 divisors (see below), whose sum is σ = 2563045824. Its totient is φ = 320380704.

The previous prime is 1121332483. The next prime is 1121332507. The reversal of 1121332506 is 6052331211.

It is not an unprimeable number, because it can be changed into a prime (1121332507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13349155 + ... + 13349238.

It is an arithmetic number, because the mean of its divisors is an integer number (160190364).

Almost surely, 2^1121332506 is an apocalyptic number.

1121332506 is an abundant number, since it is smaller than the sum of its proper divisors (1441713318).

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

1121332506 is a wasteful number, since it uses less digits than its factorization.

1121332506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26698405.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 1121332506 is about 33486.3032596911. The cubic root of 1121332506 is about 1038.9105041449.

Adding to 1121332506 its reverse (6052331211), we get a palindrome (7173663717).

The spelling of 1121332506 in words is "one billion, one hundred twenty-one million, three hundred thirty-two thousand, five hundred six".