145074563 has 2 divisors, whose sum is σ = 145074564. Its totient is φ = 145074562.

The previous prime is 145074551. The next prime is 145074607. The reversal of 145074563 is 365470541.

It is a weak prime.

It is an emirp because it is prime and its reverse (365470541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 145074563 - 2⁶ = 145074499 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (145074463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72537281 + 72537282.

It is an arithmetic number, because the mean of its divisors is an integer number (72537282).

Almost surely, 2^145074563 is an apocalyptic number.

145074563 is a deficient number, since it is larger than the sum of its proper divisors (1).

145074563 is an equidigital number, since it uses as much as digits as its factorization.

145074563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 145074563 is about 12044.6902409319. The cubic root of 145074563 is about 525.4488231451.

The spelling of 145074563 in words is "one hundred forty-five million, seventy-four thousand, five hundred sixty-three".