1393141798 has 8 divisors (see below), whose sum is σ = 2157122880. Its totient is φ = 674100840.

The previous prime is 1393141727. The next prime is 1393141801. The reversal of 1393141798 is 8971413931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11234953 + ... + 11235076.

It is an arithmetic number, because the mean of its divisors is an integer number (269640360).

Almost surely, 2^1393141798 is an apocalyptic number.

1393141798 is a deficient number, since it is larger than the sum of its proper divisors (763981082).

1393141798 is a wasteful number, since it uses less digits than its factorization.

1393141798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22470062.

The product of its digits is 163296, while the sum is 46.

The square root of 1393141798 is about 37324.8147751600. The cubic root of 1393141798 is about 1116.8592380543.

The spelling of 1393141798 in words is "one billion, three hundred ninety-three million, one hundred forty-one thousand, seven hundred ninety-eight".