302113397 has 2 divisors, whose sum is σ = 302113398. Its totient is φ = 302113396.

The previous prime is 302113393. The next prime is 302113411. The reversal of 302113397 is 793311203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 295358596 + 6754801 = 17186^2 + 2599^2 .

It is a cyclic number.

It is not a de Polignac number, because 302113397 - 2² = 302113393 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (302113391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151056698 + 151056699.

It is an arithmetic number, because the mean of its divisors is an integer number (151056699).

Almost surely, 2^302113397 is an apocalyptic number.

It is an amenable number.

302113397 is a deficient number, since it is larger than the sum of its proper divisors (1).

302113397 is an equidigital number, since it uses as much as digits as its factorization.

302113397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3402, while the sum is 29.

The square root of 302113397 is about 17381.4095228206. The cubic root of 302113397 is about 671.0012482181.

The spelling of 302113397 in words is "three hundred two million, one hundred thirteen thousand, three hundred ninety-seven".