146143325 has 12 divisors (see below), whose sum is σ = 187467540. Its totient is φ = 112882560.

The previous prime is 146143321. The next prime is 146143381. The reversal of 146143325 is 523341641.

It can be written as a sum of positive squares in 6 ways, for example, as 1229881 + 144913444 = 1109^2 + 12038^2 .

It is not a de Polignac number, because 146143325 - 2² = 146143321 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146143321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 100064 + ... + 101513.

It is an arithmetic number, because the mean of its divisors is an integer number (15622295).

Almost surely, 2^146143325 is an apocalyptic number.

It is an amenable number.

146143325 is a deficient number, since it is larger than the sum of its proper divisors (41324215).

146143325 is a wasteful number, since it uses less digits than its factorization.

146143325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201616 (or 201611 counting only the distinct ones).

The product of its digits is 8640, while the sum is 29.

The square root of 146143325 is about 12088.9753494661. The cubic root of 146143325 is about 526.7359918268.

Adding to 146143325 its reverse (523341641), we get a palindrome (669484966).

The spelling of 146143325 in words is "one hundred forty-six million, one hundred forty-three thousand, three hundred twenty-five".