302281061 has 2 divisors, whose sum is σ = 302281062. Its totient is φ = 302281060.

The previous prime is 302281043. The next prime is 302281079. The reversal of 302281061 is 160182203.

It is a balanced prime because it is at equal distance from previous prime (302281043) and next prime (302281079).

It can be written as a sum of positive squares in only one way, i.e., 298632961 + 3648100 = 17281^2 + 1910^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-302281061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (302241061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151140530 + 151140531.

It is an arithmetic number, because the mean of its divisors is an integer number (151140531).

Almost surely, 2^302281061 is an apocalyptic number.

It is an amenable number.

302281061 is a deficient number, since it is larger than the sum of its proper divisors (1).

302281061 is an equidigital number, since it uses as much as digits as its factorization.

302281061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 302281061 is about 17386.2319379445. The cubic root of 302281061 is about 671.1253538783.

The spelling of 302281061 in words is "three hundred two million, two hundred eighty-one thousand, sixty-one".