1171415448 has 48 divisors (see below), whose sum is σ = 3625811280. Its totient is φ = 334689984.

The previous prime is 1171415353. The next prime is 1171415459. The reversal of 1171415448 is 8445141711.

It is a happy number.

1171415448 is a `hidden beast` number, since 1 + 1 + 71 + 41 + 544 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1161615 + ... + 1162622.

It is an arithmetic number, because the mean of its divisors is an integer number (75537735).

Almost surely, 2^1171415448 is an apocalyptic number.

1171415448 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1171415448 is an abundant number, since it is smaller than the sum of its proper divisors (2454395832).

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

1171415448 is a wasteful number, since it uses less digits than its factorization.

1171415448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2324256 (or 2324249 counting only the distinct ones).

The product of its digits is 17920, while the sum is 36.

The square root of 1171415448 is about 34225.9469993162. The cubic root of 1171415448 is about 1054.1529998600.

The spelling of 1171415448 in words is "one billion, one hundred seventy-one million, four hundred fifteen thousand, four hundred forty-eight".