1171172 has 6 divisors (see below), whose sum is σ = 2049558. Its totient is φ = 585584.

The previous prime is 1171133. The next prime is 1171189. The reversal of 1171172 is 2711711.

It can be written as a sum of positive squares in only one way, i.e., 614656 + 556516 = 784^2 + 746^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 146393 + ... + 146400.

It is an arithmetic number, because the mean of its divisors is an integer number (341593).

2^1171172 is an apocalyptic number.

It is an amenable number.

1171172 is a deficient number, since it is larger than the sum of its proper divisors (878386).

1171172 is a wasteful number, since it uses less digits than its factorization.

1171172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292797 (or 292795 counting only the distinct ones).

The product of its digits is 98, while the sum is 20.

The square root of 1171172 is about 1082.2070042279. The cubic root of 1171172 is about 105.4079968776.

Adding to 1171172 its reverse (2711711), we get a palindrome (3882883).

The spelling of 1171172 in words is "one million, one hundred seventy-one thousand, one hundred seventy-two".