1130252511 has 4 divisors (see below), whose sum is σ = 1507003352. Its totient is φ = 753501672.

The previous prime is 1130252491. The next prime is 1130252521. The reversal of 1130252511 is 1152520311.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1130252511 - 2¹¹ = 1130250463 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 (1130252521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 188375416 + ... + 188375421.

It is an arithmetic number, because the mean of its divisors is an integer number (376750838).

Almost surely, 2^1130252511 is an apocalyptic number.

1130252511 is a deficient number, since it is larger than the sum of its proper divisors (376750841).

1130252511 is an equidigital number, since it uses as much as digits as its factorization.

1130252511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376750840.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 1130252511 is about 33619.2282927494. The cubic root of 1130252511 is about 1041.6580157518.

Adding to 1130252511 its reverse (1152520311), we get a palindrome (2282772822).

The spelling of 1130252511 in words is "one billion, one hundred thirty million, two hundred fifty-two thousand, five hundred eleven".