545341434439 has 2 divisors, whose sum is σ = 545341434440. Its totient is φ = 545341434438.

The previous prime is 545341434437. The next prime is 545341434509. The reversal of 545341434439 is 934434143545.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 545341434439 - 2¹ = 545341434437 is a prime.

It is a super-2 number, since 2×545341434439² (a number of 24 digits) contains 22 as substring.

Together with 545341434437, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 545341434392 and 545341434401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545341434433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272670717219 + 272670717220.

It is an arithmetic number, because the mean of its divisors is an integer number (272670717220).

Almost surely, 2^545341434439 is an apocalyptic number.

545341434439 is a deficient number, since it is larger than the sum of its proper divisors (1).

545341434439 is an equidigital number, since it uses as much as digits as its factorization.

545341434439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6220800, while the sum is 49.

The spelling of 545341434439 in words is "five hundred forty-five billion, three hundred forty-one million, four hundred thirty-four thousand, four hundred thirty-nine".