1300421117 has 2 divisors, whose sum is σ = 1300421118. Its totient is φ = 1300421116.

The previous prime is 1300421027. The next prime is 1300421131. The reversal of 1300421117 is 7111240031.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 660027481 + 640393636 = 25691^2 + 25306^2 .

It is a cyclic number.

It is not a de Polignac number, because 1300421117 - 2⁸ = 1300420861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1300421147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650210558 + 650210559.

It is an arithmetic number, because the mean of its divisors is an integer number (650210559).

Almost surely, 2^1300421117 is an apocalyptic number.

It is an amenable number.

1300421117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1300421117 is an equidigital number, since it uses as much as digits as its factorization.

1300421117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 1300421117 is about 36061.3521238458. The cubic root of 1300421117 is about 1091.5107175427.

Adding to 1300421117 its reverse (7111240031), we get a palindrome (8411661148).

The spelling of 1300421117 in words is "one billion, three hundred million, four hundred twenty-one thousand, one hundred seventeen".