1156466 has 12 divisors (see below), whose sum is σ = 1778442. Its totient is φ = 563904.

The previous prime is 1156457. The next prime is 1156483. The reversal of 1156466 is 6646511.

It can be written as a sum of positive squares in 3 ways, for example, as 687241 + 469225 = 829^2 + 685^2 .

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12950 + ... + 13038.

2^1156466 is an apocalyptic number.

1156466 is a deficient number, since it is larger than the sum of its proper divisors (621976).

1156466 is an frugal number, since it uses more digits than its factorization.

1156466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253 (or 164 counting only the distinct ones).

The product of its digits is 4320, while the sum is 29.

The square root of 1156466 is about 1075.3910916499. The cubic root of 1156466 is about 104.9649467269.

It can be divided in two parts, 115 and 6466, that multiplied together give a triangular number (743590 = T₁₂₁₉).

The spelling of 1156466 in words is "one million, one hundred fifty-six thousand, four hundred sixty-six".