1171374479 has 8 divisors (see below), whose sum is σ = 1292222160. Its totient is φ = 1052920000.

The previous prime is 1171374439. The next prime is 1171374487. The reversal of 1171374479 is 9744731711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1171374479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1171374439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 597272 + ... + 599229.

It is an arithmetic number, because the mean of its divisors is an integer number (161527770).

Almost surely, 2^1171374479 is an apocalyptic number.

1171374479 is a deficient number, since it is larger than the sum of its proper divisors (120847681).

1171374479 is a wasteful number, since it uses less digits than its factorization.

1171374479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1196601.

The product of its digits is 148176, while the sum is 44.

The square root of 1171374479 is about 34225.3484861732. The cubic root of 1171374479 is about 1054.1407104262.

The spelling of 1171374479 in words is "one billion, one hundred seventy-one million, three hundred seventy-four thousand, four hundred seventy-nine".