1161670 has 8 divisors (see below), whose sum is σ = 2091024. Its totient is φ = 464664.

The previous prime is 1161659. The next prime is 1161683. The reversal of 1161670 is 761611.

1161670 = T₄₃₄ + T₄₃₅ + ... + T₄₄₅.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58074 + ... + 58093.

It is an arithmetic number, because the mean of its divisors is an integer number (261378).

2^1161670 is an apocalyptic number.

1161670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1161670 is a deficient number, since it is larger than the sum of its proper divisors (929354).

1161670 is a wasteful number, since it uses less digits than its factorization.

1161670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116174.

The product of its (nonzero) digits is 252, while the sum is 22.

The square root of 1161670 is about 1077.8079606312. The cubic root of 1161670 is about 105.1221556386.

The spelling of 1161670 in words is "one million, one hundred sixty-one thousand, six hundred seventy".