145023344 has 10 divisors (see below), whose sum is σ = 280982760. Its totient is φ = 72511664.

The previous prime is 145023337. The next prime is 145023377. The reversal of 145023344 is 443320541.

It is a congruent number.

It is an unprimeable number.

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, 4531964 + ... + 4531995.

It is an arithmetic number, because the mean of its divisors is an integer number (28098276).

Almost surely, 2^145023344 is an apocalyptic number.

It is an amenable number.

145023344 is a deficient number, since it is larger than the sum of its proper divisors (135959416).

145023344 is an equidigital number, since it uses as much as digits as its factorization.

145023344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9063967 (or 9063961 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 145023344 is about 12042.5638466234. The cubic root of 145023344 is about 525.3869787837.

Adding to 145023344 its reverse (443320541), we get a palindrome (588343885).

The spelling of 145023344 in words is "one hundred forty-five million, twenty-three thousand, three hundred forty-four".