1131346248 has 64 divisors (see below), whose sum is σ = 2864894400. Its totient is φ = 372268800.

The previous prime is 1131346219. The next prime is 1131346253. The reversal of 1131346248 is 8426431311.

1131346248 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1364298 + ... + 1365126.

It is an arithmetic number, because the mean of its divisors is an integer number (44763975).

Almost surely, 2^1131346248 is an apocalyptic number.

It is an amenable number.

1131346248 is an abundant number, since it is smaller than the sum of its proper divisors (1733548152).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1131346248 is a wasteful number, since it uses less digits than its factorization.

1131346248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1502 (or 1498 counting only the distinct ones).

The product of its digits is 13824, while the sum is 33.

The square root of 1131346248 is about 33635.4908987516. The cubic root of 1131346248 is about 1041.9939090152.

Adding to 1131346248 its reverse (8426431311), we get a palindrome (9557777559).

The spelling of 1131346248 in words is "one billion, one hundred thirty-one million, three hundred forty-six thousand, two hundred forty-eight".