1161873 has 6 divisors (see below), whose sum is σ = 1678274. Its totient is φ = 774576.

The previous prime is 1161871. The next prime is 1161877. The reversal of 1161873 is 3781611.

It can be written as a sum of positive squares in only one way, i.e., 898704 + 263169 = 948^2 + 513^2 .

It is not a de Polignac number, because 1161873 - 2¹ = 1161871 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (1161871) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 64540 + ... + 64557.

2^1161873 is an apocalyptic number.

It is an amenable number.

1161873 is a deficient number, since it is larger than the sum of its proper divisors (516401).

1161873 is a wasteful number, since it uses less digits than its factorization.

1161873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129103 (or 129100 counting only the distinct ones).

The product of its digits is 1008, while the sum is 27.

The square root of 1161873 is about 1077.9021291379. The cubic root of 1161873 is about 105.1282785923.

The spelling of 1161873 in words is "one million, one hundred sixty-one thousand, eight hundred seventy-three".