145040042107 has 2 divisors, whose sum is σ = 145040042108. Its totient is φ = 145040042106.

The previous prime is 145040042099. The next prime is 145040042129. The reversal of 145040042107 is 701240040541.

145040042107 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 145040042107 - 2³ = 145040042099 is a prime.

It is a super-2 number, since 2×145040042107² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (145040042177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72520021053 + 72520021054.

It is an arithmetic number, because the mean of its divisors is an integer number (72520021054).

Almost surely, 2^145040042107 is an apocalyptic number.

145040042107 is a deficient number, since it is larger than the sum of its proper divisors (1).

145040042107 is an equidigital number, since it uses as much as digits as its factorization.

145040042107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4480, while the sum is 28.

Adding to 145040042107 its reverse (701240040541), we get a palindrome (846280082648).

The spelling of 145040042107 in words is "one hundred forty-five billion, forty million, forty-two thousand, one hundred seven".