1171670346 has 120 divisors (see below), whose sum is σ = 3298421280. Its totient is φ = 304294320.

The previous prime is 1171670341. The next prime is 1171670351. The reversal of 1171670346 is 6430761711.

It is an interprime number because it is at equal distance from previous prime (1171670341) and next prime (1171670351).

It is a super-2 number, since 2×1171670346² = 2745622799391519432, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1171670346.

It is not an unprimeable number, because it can be changed into a prime (1171670341) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 132945 + ... + 141483.

It is an arithmetic number, because the mean of its divisors is an integer number (27486844).

Almost surely, 2^1171670346 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1171670346, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1649210640).

1171670346 is an abundant number, since it is smaller than the sum of its proper divisors (2126750934).

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

1171670346 is a wasteful number, since it uses less digits than its factorization.

1171670346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8582 (or 8562 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The square root of 1171670346 is about 34229.6705505618. The cubic root of 1171670346 is about 1054.2294549453.

The spelling of 1171670346 in words is "one billion, one hundred seventy-one million, six hundred seventy thousand, three hundred forty-six".