145444367 has 16 divisors (see below), whose sum is σ = 162725760. Its totient is φ = 129335808.

The previous prime is 145444357. The next prime is 145444393. The reversal of 145444367 is 763444541.

145444367 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 145444367 - 2¹⁴ = 145427983 is a prime.

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 145444367.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145444307) 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, 20033 + ... + 26309.

It is an arithmetic number, because the mean of its divisors is an integer number (10170360).

Almost surely, 2^145444367 is an apocalyptic number.

145444367 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

145444367 is a deficient number, since it is larger than the sum of its proper divisors (17281393).

145444367 is a wasteful number, since it uses less digits than its factorization.

145444367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6370.

The product of its digits is 161280, while the sum is 38.

The square root of 145444367 is about 12060.0317992947. The cubic root of 145444367 is about 525.8949114661.

The spelling of 145444367 in words is "one hundred forty-five million, four hundred forty-four thousand, three hundred sixty-seven".