405329155 has 16 divisors (see below), whose sum is σ = 606415104. Its totient is φ = 252672480.

The previous prime is 405329129. The next prime is 405329189. The reversal of 405329155 is 551923504.

It is not a de Polignac number, because 405329155 - 2¹³ = 405320963 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 405329155.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 526017 + ... + 526786.

It is an arithmetic number, because the mean of its divisors is an integer number (37900944).

Almost surely, 2^405329155 is an apocalyptic number.

405329155 is a deficient number, since it is larger than the sum of its proper divisors (201085949).

405329155 is a wasteful number, since it uses less digits than its factorization.

405329155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052826.

The product of its (nonzero) digits is 27000, while the sum is 34.

The square root of 405329155 is about 20132.7880582894. The cubic root of 405329155 is about 740.0640040817.

The spelling of 405329155 in words is "four hundred five million, three hundred twenty-nine thousand, one hundred fifty-five".