434243141342273 has 2 divisors, whose sum is σ = 434243141342274. Its totient is φ = 434243141342272.

The previous prime is 434243141342243. The next prime is 434243141342299. The reversal of 434243141342273 is 372243141342434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 432960920290369 + 1282221051904 = 20807713^2 + 1132352^2 .

It is a cyclic number.

It is not a de Polignac number, because 434243141342273 - 2¹⁸ = 434243141080129 is a prime.

It is a super-2 number, since 2×434243141342273² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (434243141342243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217121570671136 + 217121570671137.

It is an arithmetic number, because the mean of its divisors is an integer number (217121570671137).

Almost surely, 2^{434243141342273} is an apocalyptic number.

It is an amenable number.

434243141342273 is a deficient number, since it is larger than the sum of its proper divisors (1).

434243141342273 is an equidigital number, since it uses as much as digits as its factorization.

434243141342273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4644864, while the sum is 47.

The spelling of 434243141342273 in words is "four hundred thirty-four trillion, two hundred forty-three billion, one hundred forty-one million, three hundred forty-two thousand, two hundred seventy-three".