145567545 has 16 divisors (see below), whose sum is σ = 233063232. Its totient is φ = 77584320.

The previous prime is 145567523. The next prime is 145567547. The reversal of 145567545 is 545765541.

It is not a de Polignac number, because 145567545 - 2¹⁰ = 145566521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 145567497 and 145567506.

It is not an unprimeable number, because it can be changed into a prime (145567547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33519 + ... + 37611.

It is an arithmetic number, because the mean of its divisors is an integer number (14566452).

Almost surely, 2^145567545 is an apocalyptic number.

145567545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

145567545 is a deficient number, since it is larger than the sum of its proper divisors (87495687).

145567545 is a wasteful number, since it uses less digits than its factorization.

145567545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6472.

The product of its digits is 420000, while the sum is 42.

The square root of 145567545 is about 12065.1375872801. The cubic root of 145567545 is about 526.0433311130.

The spelling of 145567545 in words is "one hundred forty-five million, five hundred sixty-seven thousand, five hundred forty-five".