345646141517 has 2 divisors, whose sum is σ = 345646141518. Its totient is φ = 345646141516.

The previous prime is 345646141501. The next prime is 345646141537. The reversal of 345646141517 is 715141646543.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 295733666596 + 49912474921 = 543814^2 + 223411^2 .

It is a cyclic number.

It is not a de Polignac number, because 345646141517 - 2⁴ = 345646141501 is a prime.

It is a super-2 number, since 2×345646141517² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345646141537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172823070758 + 172823070759.

It is an arithmetic number, because the mean of its divisors is an integer number (172823070759).

Almost surely, 2^345646141517 is an apocalyptic number.

It is an amenable number.

345646141517 is a deficient number, since it is larger than the sum of its proper divisors (1).

345646141517 is an equidigital number, since it uses as much as digits as its factorization.

345646141517 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1209600, while the sum is 47.

The spelling of 345646141517 in words is "three hundred forty-five billion, six hundred forty-six million, one hundred forty-one thousand, five hundred seventeen".