1379173 has 2 divisors, whose sum is σ = 1379174. Its totient is φ = 1379172.

The previous prime is 1379167. The next prime is 1379201. The reversal of 1379173 is 3719731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 804609 + 574564 = 897^2 + 758^2 .

It is a cyclic number.

It is not a de Polignac number, because 1379173 - 2⁵ = 1379141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1379473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 689586 + 689587.

It is an arithmetic number, because the mean of its divisors is an integer number (689587).

2^1379173 is an apocalyptic number.

It is an amenable number.

1379173 is a deficient number, since it is larger than the sum of its proper divisors (1).

1379173 is an equidigital number, since it uses as much as digits as its factorization.

1379173 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3969, while the sum is 31.

The square root of 1379173 is about 1174.3819651204. The cubic root of 1379173 is about 111.3113838746.

The spelling of 1379173 in words is "one million, three hundred seventy-nine thousand, one hundred seventy-three".