1379346673 has 2 divisors, whose sum is σ = 1379346674. Its totient is φ = 1379346672.

The previous prime is 1379346671. The next prime is 1379346721. The reversal of 1379346673 is 3766439731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 719473329 + 659873344 = 26823^2 + 25688^2 .

It is a cyclic number.

It is not a de Polignac number, because 1379346673 - 2¹ = 1379346671 is a prime.

Together with 1379346671, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1379346671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 689673336 + 689673337.

It is an arithmetic number, because the mean of its divisors is an integer number (689673337).

Almost surely, 2^1379346673 is an apocalyptic number.

It is an amenable number.

1379346673 is a deficient number, since it is larger than the sum of its proper divisors (1).

1379346673 is an equidigital number, since it uses as much as digits as its factorization.

1379346673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1714608, while the sum is 49.

The square root of 1379346673 is about 37139.5567151790. The cubic root of 1379346673 is about 1113.1605599102.

The spelling of 1379346673 in words is "one billion, three hundred seventy-nine million, three hundred forty-six thousand, six hundred seventy-three".