1131522353 has 8 divisors (see below), whose sum is σ = 1218940800. Its totient is φ = 1044157968.

The previous prime is 1131522349. The next prime is 1131522373. The reversal of 1131522353 is 3532251311.

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 1131522353 - 2² = 1131522349 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1131522373) 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, 36968 + ... + 60246.

It is an arithmetic number, because the mean of its divisors is an integer number (152367600).

Almost surely, 2^1131522353 is an apocalyptic number.

1131522353 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1131522353 is a deficient number, since it is larger than the sum of its proper divisors (87418447).

1131522353 is a wasteful number, since it uses less digits than its factorization.

1131522353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27031.

The product of its digits is 2700, while the sum is 26.

The square root of 1131522353 is about 33638.1086418366. The cubic root of 1131522353 is about 1042.0479716912.

Adding to 1131522353 its reverse (3532251311), we get a palindrome (4663773664).

The spelling of 1131522353 in words is "one billion, one hundred thirty-one million, five hundred twenty-two thousand, three hundred fifty-three".