145056344 has 8 divisors (see below), whose sum is σ = 271980660. Its totient is φ = 72528168.

The previous prime is 145056341. The next prime is 145056421. The reversal of 145056344 is 443650541.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 145056344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145056341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9066014 + ... + 9066029.

Almost surely, 2^145056344 is an apocalyptic number.

It is an amenable number.

145056344 is a deficient number, since it is larger than the sum of its proper divisors (126924316).

145056344 is a wasteful number, since it uses less digits than its factorization.

145056344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18132049 (or 18132045 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 145056344 is about 12043.9339088190. The cubic root of 145056344 is about 525.4268262889.

The spelling of 145056344 in words is "one hundred forty-five million, fifty-six thousand, three hundred forty-four".