1318084394 has 32 divisors (see below), whose sum is σ = 2245622400. Its totient is φ = 574741440.

The previous prime is 1318084387. The next prime is 1318084421. The reversal of 1318084394 is 4934808131.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93587 + ... + 106745.

It is an arithmetic number, because the mean of its divisors is an integer number (70175700).

Almost surely, 2^1318084394 is an apocalyptic number.

1318084394 is a deficient number, since it is larger than the sum of its proper divisors (927538006).

1318084394 is a wasteful number, since it uses less digits than its factorization.

1318084394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13358.

The product of its (nonzero) digits is 82944, while the sum is 41.

The square root of 1318084394 is about 36305.4320178124. The cubic root of 1318084394 is about 1096.4304107413.

The spelling of 1318084394 in words is "one billion, three hundred eighteen million, eighty-four thousand, three hundred ninety-four".