1379148289 has 2 divisors, whose sum is σ = 1379148290. Its totient is φ = 1379148288.

The previous prime is 1379148263. The next prime is 1379148293. The reversal of 1379148289 is 9828419731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 738045889 + 641102400 = 27167^2 + 25320^2 .

It is a cyclic number.

It is not a de Polignac number, because 1379148289 - 2⁵ = 1379148257 is a prime.

It is not a weakly prime, because it can be changed into another prime (1379148209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 689574144 + 689574145.

It is an arithmetic number, because the mean of its divisors is an integer number (689574145).

Almost surely, 2^1379148289 is an apocalyptic number.

It is an amenable number.

1379148289 is a deficient number, since it is larger than the sum of its proper divisors (1).

1379148289 is an equidigital number, since it uses as much as digits as its factorization.

1379148289 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 52.

The square root of 1379148289 is about 37136.8858279743. The cubic root of 1379148289 is about 1113.1071907230.

The spelling of 1379148289 in words is "one billion, three hundred seventy-nine million, one hundred forty-eight thousand, two hundred eighty-nine".