1397116350 has 144 divisors (see below), whose sum is σ = 4448965248. Its totient is φ = 319321440.

The previous prime is 1397116333. The next prime is 1397116403. The reversal of 1397116350 is 536117931.

1397116350 is a `hidden beast` number, since 1 + 3 + 9 + 7 + 11 + 635 + 0 = 666.

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 71 ways as a sum of consecutive naturals, for example, 76837 + ... + 93263.

It is an arithmetic number, because the mean of its divisors is an integer number (30895592).

Almost surely, 2^1397116350 is an apocalyptic number.

1397116350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1397116350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2224482624).

1397116350 is an abundant number, since it is smaller than the sum of its proper divisors (3051848898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1397116350 is a wasteful number, since it uses less digits than its factorization.

1397116350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16461 (or 16444 counting only the distinct ones).

The product of its (nonzero) digits is 17010, while the sum is 36.

The square root of 1397116350 is about 37378.0196104609. The cubic root of 1397116350 is about 1117.9203409481.

The spelling of 1397116350 in words is "one billion, three hundred ninety-seven million, one hundred sixteen thousand, three hundred fifty".