145363565 has 32 divisors (see below), whose sum is σ = 189112320. Its totient is φ = 106977024.

The previous prime is 145363541. The next prime is 145363571. The reversal of 145363565 is 565363541.

It is a cyclic number.

It is not a de Polignac number, because 145363565 - 2⁶ = 145363501 is a prime.

It is a super-2 number, since 2×145363565² = 42261132059018450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 540251 + ... + 540519.

It is an arithmetic number, because the mean of its divisors is an integer number (5909760).

Almost surely, 2^145363565 is an apocalyptic number.

It is an amenable number.

145363565 is a deficient number, since it is larger than the sum of its proper divisors (43748755).

145363565 is a wasteful number, since it uses less digits than its factorization.

145363565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461.

The product of its digits is 162000, while the sum is 38.

The square root of 145363565 is about 12056.6813427245. The cubic root of 145363565 is about 525.7975059929.

The spelling of 145363565 in words is "one hundred forty-five million, three hundred sixty-three thousand, five hundred sixty-five".