1231098348 has 24 divisors (see below), whose sum is σ = 2880073728. Its totient is φ = 409293136.

The previous prime is 1231098313. The next prime is 1231098359. The reversal of 1231098348 is 8438901321.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129336 + ... + 138527.

It is an arithmetic number, because the mean of its divisors is an integer number (120003072).

Almost surely, 2^1231098348 is an apocalyptic number.

It is an amenable number.

1231098348 is an abundant number, since it is smaller than the sum of its proper divisors (1648975380).

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

1231098348 is a wasteful number, since it uses less digits than its factorization.

1231098348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268253 (or 268251 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 1231098348 is about 35087.0111009758. The cubic root of 1231098348 is about 1071.7600949656.

Adding to 1231098348 its reverse (8438901321), we get a palindrome (9669999669).

The spelling of 1231098348 in words is "one billion, two hundred thirty-one million, ninety-eight thousand, three hundred forty-eight".