1172334671 has 16 divisors (see below), whose sum is σ = 1276704000. Its totient is φ = 1072165248.

The previous prime is 1172334649. The next prime is 1172334697. The reversal of 1172334671 is 1764332711.

It is a de Polignac number, because none of the positive numbers 2^k-1172334671 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 (1172334601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141440 + ... + 149498.

It is an arithmetic number, because the mean of its divisors is an integer number (79794000).

Almost surely, 2^1172334671 is an apocalyptic number.

1172334671 is a deficient number, since it is larger than the sum of its proper divisors (104369329).

1172334671 is a wasteful number, since it uses less digits than its factorization.

1172334671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8318.

The product of its digits is 21168, while the sum is 35.

The square root of 1172334671 is about 34239.3731104996. The cubic root of 1172334671 is about 1054.4286630424.

The spelling of 1172334671 in words is "one billion, one hundred seventy-two million, three hundred thirty-four thousand, six hundred seventy-one".