301401493 has 2 divisors, whose sum is σ = 301401494. Its totient is φ = 301401492.

The previous prime is 301401439. The next prime is 301401533. The reversal of 301401493 is 394104103.

It is a happy number.

Together with previous prime (301401439) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 180445489 + 120956004 = 13433^2 + 10998^2 .

It is a cyclic number.

It is not a de Polignac number, because 301401493 - 2¹⁷ = 301270421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (301401413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150700746 + 150700747.

It is an arithmetic number, because the mean of its divisors is an integer number (150700747).

Almost surely, 2^301401493 is an apocalyptic number.

It is an amenable number.

301401493 is a deficient number, since it is larger than the sum of its proper divisors (1).

301401493 is an equidigital number, since it uses as much as digits as its factorization.

301401493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 301401493 is about 17360.9185528877. The cubic root of 301401493 is about 670.4737816224.

Adding to 301401493 its reverse (394104103), we get a palindrome (695505596).

The spelling of 301401493 in words is "three hundred one million, four hundred one thousand, four hundred ninety-three".