1120523651 has 16 divisors (see below), whose sum is σ = 1304570400. Its totient is φ = 953399808.

The previous prime is 1120523639. The next prime is 1120523659. The reversal of 1120523651 is 1563250211.

It is a cyclic number.

It is not a de Polignac number, because 1120523651 - 2²⁶ = 1053414787 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1120523651.

It is not an unprimeable number, because it can be changed into a prime (1120523659) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52166 + ... + 70443.

It is an arithmetic number, because the mean of its divisors is an integer number (81535650).

Almost surely, 2^1120523651 is an apocalyptic number.

1120523651 is a deficient number, since it is larger than the sum of its proper divisors (184046749).

1120523651 is a wasteful number, since it uses less digits than its factorization.

1120523651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122678.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 1120523651 is about 33474.2236803186. The cubic root of 1120523651 is about 1038.6606436487.

Adding to 1120523651 its reverse (1563250211), we get a palindrome (2683773862).

The spelling of 1120523651 in words is "one billion, one hundred twenty million, five hundred twenty-three thousand, six hundred fifty-one".