1348479992 has 8 divisors (see below), whose sum is σ = 2528400000. Its totient is φ = 674239992.

The previous prime is 1348479991. The next prime is 1348480009. The reversal of 1348479992 is 2999748431.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1348479991) by changing a digit.

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 as a sum of consecutive naturals, namely, 84279992 + ... + 84280007.

It is an arithmetic number, because the mean of its divisors is an integer number (316050000).

Almost surely, 2^1348479992 is an apocalyptic number.

It is an amenable number.

1348479992 is a deficient number, since it is larger than the sum of its proper divisors (1179920008).

1348479992 is a wasteful number, since it uses less digits than its factorization.

1348479992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168560005 (or 168560001 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 56.

The square root of 1348479992 is about 36721.6556271637. The cubic root of 1348479992 is about 1104.7944969763.

The spelling of 1348479992 in words is "one billion, three hundred forty-eight million, four hundred seventy-nine thousand, nine hundred ninety-two".