145045564 has 12 divisors (see below), whose sum is σ = 268761024. Its totient is φ = 68256704.

The previous prime is 145045561. The next prime is 145045643. The reversal of 145045564 is 465540541.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145045561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1066444 + ... + 1066579.

It is an arithmetic number, because the mean of its divisors is an integer number (22396752).

Almost surely, 2^145045564 is an apocalyptic number.

It is an amenable number.

145045564 is a deficient number, since it is larger than the sum of its proper divisors (123715460).

145045564 is a wasteful number, since it uses less digits than its factorization.

145045564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2133044 (or 2133042 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 34.

The square root of 145045564 is about 12043.4863723093. The cubic root of 145045564 is about 525.4138101019.

The spelling of 145045564 in words is "one hundred forty-five million, forty-five thousand, five hundred sixty-four".