1132520251 has 8 divisors (see below), whose sum is σ = 1199443520. Its totient is φ = 1066328712.

The previous prime is 1132520189. The next prime is 1132520357. The reversal of 1132520251 is 1520252311.

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

It is a cyclic number.

It is not a de Polignac number, because 1132520251 - 2¹¹ = 1132518203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1132520651) 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, 179745 + ... + 185938.

It is an arithmetic number, because the mean of its divisors is an integer number (149930440).

Almost surely, 2^1132520251 is an apocalyptic number.

1132520251 is a deficient number, since it is larger than the sum of its proper divisors (66923269).

1132520251 is a wasteful number, since it uses less digits than its factorization.

1132520251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365865.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1132520251 is about 33652.9382223900. The cubic root of 1132520251 is about 1042.3542116424.

Adding to 1132520251 its reverse (1520252311), we get a palindrome (2652772562).

The spelling of 1132520251 in words is "one billion, one hundred thirty-two million, five hundred twenty thousand, two hundred fifty-one".