323818145 has 16 divisors (see below), whose sum is σ = 450180480. Its totient is φ = 219003264.

The previous prime is 323818139. The next prime is 323818189. The reversal of 323818145 is 541818323.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 323818145 - 2¹⁴ = 323801761 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60815 + ... + 65924.

It is an arithmetic number, because the mean of its divisors is an integer number (28136280).

Almost surely, 2^323818145 is an apocalyptic number.

323818145 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

323818145 is a deficient number, since it is larger than the sum of its proper divisors (126362335).

323818145 is a wasteful number, since it uses less digits than its factorization.

323818145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126824.

The product of its digits is 23040, while the sum is 35.

The square root of 323818145 is about 17994.9477631918. The cubic root of 323818145 is about 686.7000202429.

The spelling of 323818145 in words is "three hundred twenty-three million, eight hundred eighteen thousand, one hundred forty-five".