145098563 has 4 divisors (see below), whose sum is σ = 145128120. Its totient is φ = 145069008.

The previous prime is 145098557. The next prime is 145098599. The reversal of 145098563 is 365890541.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 145098563 - 2¹⁰ = 145097539 is a prime.

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

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 145098563.

It is not an unprimeable number, because it can be changed into a prime (145098533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5453 + ... + 17886.

It is an arithmetic number, because the mean of its divisors is an integer number (36282030).

Almost surely, 2^145098563 is an apocalyptic number.

145098563 is a deficient number, since it is larger than the sum of its proper divisors (29557).

145098563 is an equidigital number, since it uses as much as digits as its factorization.

145098563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29556.

The product of its (nonzero) digits is 129600, while the sum is 41.

The square root of 145098563 is about 12045.6864893621. The cubic root of 145098563 is about 525.4777969274.

The spelling of 145098563 in words is "one hundred forty-five million, ninety-eight thousand, five hundred sixty-three".