145144334 has 8 divisors (see below), whose sum is σ = 230523408. Its totient is φ = 68303200.

The previous prime is 145144331. The next prime is 145144343. The reversal of 145144334 is 433441541.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 145144297 and 145144306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145144331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2134442 + ... + 2134509.

It is an arithmetic number, because the mean of its divisors is an integer number (28815426).

Almost surely, 2^145144334 is an apocalyptic number.

145144334 is a deficient number, since it is larger than the sum of its proper divisors (85379074).

145144334 is a wasteful number, since it uses less digits than its factorization.

145144334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4268970.

The product of its digits is 11520, while the sum is 29.

The square root of 145144334 is about 12047.5862312747. The cubic root of 145144334 is about 525.5330446964.

Adding to 145144334 its reverse (433441541), we get a palindrome (578585875).

The spelling of 145144334 in words is "one hundred forty-five million, one hundred forty-four thousand, three hundred thirty-four".