1346131488 has 144 divisors (see below), whose sum is σ = 3980007360. Its totient is φ = 395991552.

The previous prime is 1346131477. The next prime is 1346131489. The reversal of 1346131488 is 8841316431.

It is a Harshad number since it is a multiple of its sum of digits (39).

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

It is not an unprimeable number, because it can be changed into a prime (1346131489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 659173 + ... + 661211.

It is an arithmetic number, because the mean of its divisors is an integer number (27638940).

Almost surely, 2^1346131488 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1346131488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1990003680).

1346131488 is an abundant number, since it is smaller than the sum of its proper divisors (2633875872).

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

1346131488 is a wasteful number, since it uses less digits than its factorization.

1346131488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2111 (or 2080 counting only the distinct ones).

The product of its digits is 55296, while the sum is 39.

The square root of 1346131488 is about 36689.6645937245. The cubic root of 1346131488 is about 1104.1527566404.

The spelling of 1346131488 in words is "one billion, three hundred forty-six million, one hundred thirty-one thousand, four hundred eighty-eight".