1130524251 has 4 divisors (see below), whose sum is σ = 1507365672. Its totient is φ = 753682832.

The previous prime is 1130524249. The next prime is 1130524261. The reversal of 1130524251 is 1524250311.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1130524251 - 2¹ = 1130524249 is a prime.

It is a super-2 number, since 2×1130524251² = 2556170164198222002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1130524261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 188420706 + ... + 188420711.

It is an arithmetic number, because the mean of its divisors is an integer number (376841418).

Almost surely, 2^1130524251 is an apocalyptic number.

1130524251 is a deficient number, since it is larger than the sum of its proper divisors (376841421).

1130524251 is an equidigital number, since it uses as much as digits as its factorization.

1130524251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376841420.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1130524251 is about 33623.2694870680. The cubic root of 1130524251 is about 1041.7414889771.

Adding to 1130524251 its reverse (1524250311), we get a palindrome (2654774562).

The spelling of 1130524251 in words is "one billion, one hundred thirty million, five hundred twenty-four thousand, two hundred fifty-one".