145329964 has 12 divisors (see below), whose sum is σ = 273891184. Its totient is φ = 67075344.

The previous prime is 145329949. The next prime is 145329967. The reversal of 145329964 is 469923541.

It is a super-2 number, since 2×145329964² = 42241596872482592, which contains 22 as substring.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 145329964.

It is not an unprimeable number, because it can be changed into a prime (145329967) 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, 1397352 + ... + 1397455.

Almost surely, 2^145329964 is an apocalyptic number.

It is an amenable number.

145329964 is a deficient number, since it is larger than the sum of its proper divisors (128561220).

145329964 is a wasteful number, since it uses less digits than its factorization.

145329964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2794824 (or 2794822 counting only the distinct ones).

The product of its digits is 233280, while the sum is 43.

The square root of 145329964 is about 12055.2878024542. The cubic root of 145329964 is about 525.7569899176.

The spelling of 145329964 in words is "one hundred forty-five million, three hundred twenty-nine thousand, nine hundred sixty-four".