5345145340123 has 2 divisors, whose sum is σ = 5345145340124. Its totient is φ = 5345145340122.

The previous prime is 5345145340103. The next prime is 5345145340141. The reversal of 5345145340123 is 3210435415435.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5345145340123 - 2¹⁷ = 5345145209051 is a prime.

It is not a weakly prime, because it can be changed into another prime (5345145340103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2672572670061 + 2672572670062.

It is an arithmetic number, because the mean of its divisors is an integer number (2672572670062).

Almost surely, 2^{5345145340123} is an apocalyptic number.

5345145340123 is a deficient number, since it is larger than the sum of its proper divisors (1).

5345145340123 is an equidigital number, since it uses as much as digits as its factorization.

5345145340123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432000, while the sum is 40.

The spelling of 5345145340123 in words is "five trillion, three hundred forty-five billion, one hundred forty-five million, three hundred forty thousand, one hundred twenty-three".