45142601243 has 2 divisors, whose sum is σ = 45142601244. Its totient is φ = 45142601242.

The previous prime is 45142601197. The next prime is 45142601263. The reversal of 45142601243 is 34210624154.

45142601243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45142601243 - 2¹⁶ = 45142535707 is a prime.

It is not a weakly prime, because it can be changed into another prime (45142601263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22571300621 + 22571300622.

It is an arithmetic number, because the mean of its divisors is an integer number (22571300622).

Almost surely, 2^45142601243 is an apocalyptic number.

45142601243 is a deficient number, since it is larger than the sum of its proper divisors (1).

45142601243 is an equidigital number, since it uses as much as digits as its factorization.

45142601243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23040, while the sum is 32.

The spelling of 45142601243 in words is "forty-five billion, one hundred forty-two million, six hundred one thousand, two hundred forty-three".