145043438041 has 2 divisors, whose sum is σ = 145043438042. Its totient is φ = 145043438040.

The previous prime is 145043438017. The next prime is 145043438069. The reversal of 145043438041 is 140834340541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108267321600 + 36776116441 = 329040^2 + 191771^2 .

It is a cyclic number.

It is not a de Polignac number, because 145043438041 - 2³⁵ = 110683699673 is a prime.

It is not a weakly prime, because it can be changed into another prime (145053438041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72521719020 + 72521719021.

It is an arithmetic number, because the mean of its divisors is an integer number (72521719021).

Almost surely, 2^145043438041 is an apocalyptic number.

It is an amenable number.

145043438041 is a deficient number, since it is larger than the sum of its proper divisors (1).

145043438041 is an equidigital number, since it uses as much as digits as its factorization.

145043438041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 92160, while the sum is 37.

Adding to 145043438041 its reverse (140834340541), we get a palindrome (285877778582).

The spelling of 145043438041 in words is "one hundred forty-five billion, forty-three million, four hundred thirty-eight thousand, forty-one".