1131480259 has 8 divisors (see below), whose sum is σ = 1392591200. Its totient is φ = 895237056.

The previous prime is 1131480241. The next prime is 1131480283. The reversal of 1131480259 is 9520841311.

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

It is not a de Polignac number, because 1131480259 - 2⁵ = 1131480227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1131480859) 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, 6216834 + ... + 6217015.

It is an arithmetic number, because the mean of its divisors is an integer number (174073900).

Almost surely, 2^1131480259 is an apocalyptic number.

1131480259 is a deficient number, since it is larger than the sum of its proper divisors (261110941).

1131480259 is a wasteful number, since it uses less digits than its factorization.

1131480259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12433869.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 1131480259 is about 33637.4829468556. The cubic root of 1131480259 is about 1042.0350497161.

The spelling of 1131480259 in words is "one billion, one hundred thirty-one million, four hundred eighty thousand, two hundred fifty-nine".