145574329 has 8 divisors (see below), whose sum is σ = 147251520. Its totient is φ = 143902416.

The previous prime is 145574311. The next prime is 145574423. The reversal of 145574329 is 923475541.

It is a happy number.

145574329 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 145574329 - 2⁷ = 145574201 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 145574291 and 145574300.

It is not an unprimeable number, because it can be changed into a prime (145524329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84327 + ... + 86035.

It is an arithmetic number, because the mean of its divisors is an integer number (18406440).

Almost surely, 2^145574329 is an apocalyptic number.

It is an amenable number.

145574329 is a deficient number, since it is larger than the sum of its proper divisors (1677191).

145574329 is a wasteful number, since it uses less digits than its factorization.

145574329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2639.

The product of its digits is 151200, while the sum is 40.

The square root of 145574329 is about 12065.4187246030. The cubic root of 145574329 is about 526.0515028579.

The spelling of 145574329 in words is "one hundred forty-five million, five hundred seventy-four thousand, three hundred twenty-nine".