1300023349 has 2 divisors, whose sum is σ = 1300023350. Its totient is φ = 1300023348.

The previous prime is 1300023341. The next prime is 1300023383. The reversal of 1300023349 is 9433200031.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1228502500 + 71520849 = 35050^2 + 8457^2 .

It is an emirp because it is prime and its reverse (9433200031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1300023349 - 2³ = 1300023341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1300023341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650011674 + 650011675.

It is an arithmetic number, because the mean of its divisors is an integer number (650011675).

Almost surely, 2^1300023349 is an apocalyptic number.

It is an amenable number.

1300023349 is a deficient number, since it is larger than the sum of its proper divisors (1).

1300023349 is an equidigital number, since it uses as much as digits as its factorization.

1300023349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 1300023349 is about 36055.8365455581. The cubic root of 1300023349 is about 1091.3994171072.

The spelling of 1300023349 in words is "one billion, three hundred million, twenty-three thousand, three hundred forty-nine".