1348561798 has 4 divisors (see below), whose sum is σ = 2022842700. Its totient is φ = 674280898.

The previous prime is 1348561789. The next prime is 1348561807. The reversal of 1348561798 is 8971658431.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1348561789) and next prime (1348561807).

It is a congruent number.

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 as a sum of consecutive naturals, namely, 337140448 + ... + 337140451.

It is an arithmetic number, because the mean of its divisors is an integer number (505710675).

Almost surely, 2^1348561798 is an apocalyptic number.

1348561798 is a deficient number, since it is larger than the sum of its proper divisors (674280902).

1348561798 is an equidigital number, since it uses as much as digits as its factorization.

1348561798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674280901.

The product of its digits is 1451520, while the sum is 52.

The square root of 1348561798 is about 36722.7694761710. The cubic root of 1348561798 is about 1104.8168374365.

The spelling of 1348561798 in words is "one billion, three hundred forty-eight million, five hundred sixty-one thousand, seven hundred ninety-eight".