1043425340123 has 2 divisors, whose sum is σ = 1043425340124.
Its totient is φ = 1043425340122.
The previous prime is 1043425340081. The next prime is 1043425340131. The reversal of 1043425340123 is 3210435243401.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1043425340123 - 214 = 1043425323739 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 1043425340123.
It is not a weakly prime, because it can be changed into another prime (1043425300123) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521712670061 + 521712670062.
It is an arithmetic number, because the mean of its divisors is an integer number (521712670062).
Almost surely, 21043425340123 is an apocalyptic number.
1043425340123 is a deficient number, since it is larger than the sum of its proper divisors (1).
1043425340123 is an equidigital number, since it uses as much as digits as its factorization.
1043425340123 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 34560, while the sum is 32.
The spelling of 1043425340123 in words is "one trillion, forty-three billion, four hundred twenty-five million, three hundred forty thousand, one hundred twenty-three".