145045032571 has 2 divisors, whose sum is σ = 145045032572. Its totient is φ = 145045032570.

The previous prime is 145045032553. The next prime is 145045032607. The reversal of 145045032571 is 175230540541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 145045032571 - 2²¹ = 145042935419 is a prime.

It is a super-2 number, since 2×145045032571² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 145045032571.

It is not a weakly prime, because it can be changed into another prime (145045039571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72522516285 + 72522516286.

It is an arithmetic number, because the mean of its divisors is an integer number (72522516286).

Almost surely, 2^145045032571 is an apocalyptic number.

145045032571 is a deficient number, since it is larger than the sum of its proper divisors (1).

145045032571 is an equidigital number, since it uses as much as digits as its factorization.

145045032571 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84000, while the sum is 37.

The spelling of 145045032571 in words is "one hundred forty-five billion, forty-five million, thirty-two thousand, five hundred seventy-one".