1121522063 has 8 divisors (see below), whose sum is σ = 1184943600. Its totient is φ = 1058539968.

The previous prime is 1121522057. The next prime is 1121522071. The reversal of 1121522063 is 3602251211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1121522063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121522023) 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, 104606 + ... + 114827.

It is an arithmetic number, because the mean of its divisors is an integer number (148117950).

Almost surely, 2^1121522063 is an apocalyptic number.

1121522063 is a deficient number, since it is larger than the sum of its proper divisors (63421537).

1121522063 is a wasteful number, since it uses less digits than its factorization.

1121522063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219721.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 1121522063 is about 33489.1335062584. The cubic root of 1121522063 is about 1038.9690421377.

Adding to 1121522063 its reverse (3602251211), we get a palindrome (4723773274).

The spelling of 1121522063 in words is "one billion, one hundred twenty-one million, five hundred twenty-two thousand, sixty-three".