345455142254333 has 2 divisors, whose sum is σ = 345455142254334. Its totient is φ = 345455142254332.

The previous prime is 345455142254051. The next prime is 345455142254347. The reversal of 345455142254333 is 333452241554543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 338334159275044 + 7120982979289 = 18393862^2 + 2668517^2 .

It is a cyclic number.

It is not a de Polignac number, because 345455142254333 - 2¹⁸ = 345455141992189 is a prime.

It is a super-2 number, since 2×345455142254333² (a number of 30 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345455142254393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172727571127166 + 172727571127167.

It is an arithmetic number, because the mean of its divisors is an integer number (172727571127167).

Almost surely, 2^{345455142254333} is an apocalyptic number.

It is an amenable number.

345455142254333 is a deficient number, since it is larger than the sum of its proper divisors (1).

345455142254333 is an equidigital number, since it uses as much as digits as its factorization.

345455142254333 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51840000, while the sum is 53.

The spelling of 345455142254333 in words is "three hundred forty-five trillion, four hundred fifty-five billion, one hundred forty-two million, two hundred fifty-four thousand, three hundred thirty-three".