301428641 has 2 divisors, whose sum is σ = 301428642. Its totient is φ = 301428640.

The previous prime is 301428637. The next prime is 301428653. The reversal of 301428641 is 146824103.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 291214225 + 10214416 = 17065^2 + 3196^2 .

It is a cyclic number.

It is not a de Polignac number, because 301428641 - 2² = 301428637 is a prime.

It is a Chen prime.

It is equal to p_16325615 and since 301428641 and 16325615 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (301428601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150714320 + 150714321.

It is an arithmetic number, because the mean of its divisors is an integer number (150714321).

Almost surely, 2^301428641 is an apocalyptic number.

It is an amenable number.

301428641 is a deficient number, since it is larger than the sum of its proper divisors (1).

301428641 is an equidigital number, since it uses as much as digits as its factorization.

301428641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 301428641 is about 17361.7004063542. The cubic root of 301428641 is about 670.4939114450.

It can be divided in two parts, 30142 and 8641, that added together give a palindrome (38783).

The spelling of 301428641 in words is "three hundred one million, four hundred twenty-eight thousand, six hundred forty-one".