303135401 has 2 divisors, whose sum is σ = 303135402. Its totient is φ = 303135400.

The previous prime is 303135353. The next prime is 303135407. The reversal of 303135401 is 104531303.

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., 295840000 + 7295401 = 17200^2 + 2701^2 .

It is a cyclic number.

It is not a de Polignac number, because 303135401 - 2¹⁴ = 303119017 is a prime.

It is not a weakly prime, because it can be changed into another prime (303135407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151567700 + 151567701.

It is an arithmetic number, because the mean of its divisors is an integer number (151567701).

Almost surely, 2^303135401 is an apocalyptic number.

It is an amenable number.

303135401 is a deficient number, since it is larger than the sum of its proper divisors (1).

303135401 is an equidigital number, since it uses as much as digits as its factorization.

303135401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 303135401 is about 17410.7840432302. The cubic root of 303135401 is about 671.7570285924.

Adding to 303135401 its reverse (104531303), we get a palindrome (407666704).

The spelling of 303135401 in words is "three hundred three million, one hundred thirty-five thousand, four hundred one".