1130513121 has 12 divisors (see below), whose sum is σ = 1634216740. Its totient is φ = 753096960.

The previous prime is 1130513081. The next prime is 1130513143. The reversal of 1130513121 is 1213150311.

1130513121 is a `hidden beast` number, since 1 + 1 + 30 + 513 + 121 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1091575521 + 38937600 = 33039^2 + 6240^2 .

It is not a de Polignac number, because 1130513121 - 2⁹ = 1130512609 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1130513094 and 1130513103.

It is not an unprimeable number, because it can be changed into a prime (1130513171) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35656 + ... + 59433.

Almost surely, 2^1130513121 is an apocalyptic number.

It is an amenable number.

1130513121 is a deficient number, since it is larger than the sum of its proper divisors (503703619).

1130513121 is a wasteful number, since it uses less digits than its factorization.

1130513121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96416 (or 96413 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 18.

The square root of 1130513121 is about 33623.1039762839. The cubic root of 1130513121 is about 1041.7380703210.

Adding to 1130513121 its reverse (1213150311), we get a palindrome (2343663432).

The spelling of 1130513121 in words is "one billion, one hundred thirty million, five hundred thirteen thousand, one hundred twenty-one".