11670723 has 20 divisors (see below), whose sum is σ = 17569200. Its totient is φ = 7720272.

The previous prime is 11670719. The next prime is 11670727. The reversal of 11670723 is 32707611.

It is an interprime number because it is at equal distance from previous prime (11670719) and next prime (11670727).

It is not a de Polignac number, because 11670723 - 2² = 11670719 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (11670727) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 11586 + ... + 12552.

It is an arithmetic number, because the mean of its divisors is an integer number (878460).

Almost surely, 2^11670723 is an apocalyptic number.

11670723 is a deficient number, since it is larger than the sum of its proper divisors (5898477).

11670723 is an equidigital number, since it uses as much as digits as its factorization.

11670723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128 (or 1119 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 27.

The square root of 11670723 is about 3416.2439901155. The cubic root of 11670723 is about 226.8293528819.

The spelling of 11670723 in words is "eleven million, six hundred seventy thousand, seven hundred twenty-three".