1316794550 has 24 divisors (see below), whose sum is σ = 2485799976. Its totient is φ = 518855040.

The previous prime is 1316794529. The next prime is 1316794571. The reversal of 1316794550 is 554976131.

It is an interprime number because it is at equal distance from previous prime (1316794529) and next prime (1316794571).

It is a junction number, because it is equal to n+sod(n) for n = 1316794498 and 1316794507.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 193187 + ... + 199886.

It is an arithmetic number, because the mean of its divisors is an integer number (103574999).

Almost surely, 2^1316794550 is an apocalyptic number.

1316794550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1316794550 is a deficient number, since it is larger than the sum of its proper divisors (1169005426).

1316794550 is a wasteful number, since it uses less digits than its factorization.

1316794550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393152 (or 393147 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 41.

The square root of 1316794550 is about 36287.6638818208. The cubic root of 1316794550 is about 1096.0726476744.

The spelling of 1316794550 in words is "one billion, three hundred sixteen million, seven hundred ninety-four thousand, five hundred fifty".