1379973 has 8 divisors (see below), whose sum is σ = 2102848. Its totient is φ = 788544.

The previous prime is 1379969. The next prime is 1379981. The reversal of 1379973 is 3799731.

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

It is not a de Polignac number, because 1379973 - 2² = 1379969 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1379923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32836 + ... + 32877.

It is an arithmetic number, because the mean of its divisors is an integer number (262856).

2^1379973 is an apocalyptic number.

It is an amenable number.

1379973 is a deficient number, since it is larger than the sum of its proper divisors (722875).

1379973 is an equidigital number, since it uses as much as digits as its factorization.

1379973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65723.

The product of its digits is 35721, while the sum is 39.

The square root of 1379973 is about 1174.7225204277. The cubic root of 1379973 is about 111.3329020585.

The spelling of 1379973 in words is "one million, three hundred seventy-nine thousand, nine hundred seventy-three".