302145234532139 has 2 divisors, whose sum is σ = 302145234532140. Its totient is φ = 302145234532138.

The previous prime is 302145234532027. The next prime is 302145234532147. The reversal of 302145234532139 is 931235432541203.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 302145234532139 - 2⁸ = 302145234531883 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 302145234532093 and 302145234532102.

It is not a weakly prime, because it can be changed into another prime (302145234532639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151072617266069 + 151072617266070.

It is an arithmetic number, because the mean of its divisors is an integer number (151072617266070).

Almost surely, 2^{302145234532139} is an apocalyptic number.

302145234532139 is a deficient number, since it is larger than the sum of its proper divisors (1).

302145234532139 is an equidigital number, since it uses as much as digits as its factorization.

302145234532139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2332800, while the sum is 47.

The spelling of 302145234532139 in words is "three hundred two trillion, one hundred forty-five billion, two hundred thirty-four million, five hundred thirty-two thousand, one hundred thirty-nine".