145483665 has 32 divisors (see below), whose sum is σ = 245781120. Its totient is φ = 73281024.

The previous prime is 145483631. The next prime is 145483669. The reversal of 145483665 is 566384541.

It is not a de Polignac number, because 145483665 - 2⁷ = 145483537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (145483669) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 129687 + ... + 130803.

It is an arithmetic number, because the mean of its divisors is an integer number (7680660).

Almost surely, 2^145483665 is an apocalyptic number.

145483665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

145483665 is a deficient number, since it is larger than the sum of its proper divisors (100297455).

145483665 is a wasteful number, since it uses less digits than its factorization.

145483665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1601.

The product of its digits is 345600, while the sum is 42.

The square root of 145483665 is about 12061.6609552748. The cubic root of 145483665 is about 525.9422715154.

The spelling of 145483665 in words is "one hundred forty-five million, four hundred eighty-three thousand, six hundred sixty-five".