1171670325 has 96 divisors (see below), whose sum is σ = 2347349760. Its totient is φ = 504268800.

The previous prime is 1171670323. The next prime is 1171670333. The reversal of 1171670325 is 5230761711.

It is not a de Polignac number, because 1171670325 - 2¹ = 1171670323 is a prime.

It is a super-2 number, since 2×1171670325² = 2745622700971211250, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1171670323) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 623287 + ... + 625163.

It is an arithmetic number, because the mean of its divisors is an integer number (24451560).

Almost surely, 2^1171670325 is an apocalyptic number.

1171670325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1171670325 is an abundant number, since it is smaller than the sum of its proper divisors (1175679435).

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

1171670325 is a wasteful number, since it uses less digits than its factorization.

1171670325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1967 (or 1962 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 33.

The square root of 1171670325 is about 34229.6702438104. The cubic root of 1171670325 is about 1054.2294486469.

The spelling of 1171670325 in words is "one billion, one hundred seventy-one million, six hundred seventy thousand, three hundred twenty-five".