378324811 has 4 divisors (see below), whose sum is σ = 379908000. Its totient is φ = 376741624.

The previous prime is 378324809. The next prime is 378324833. The reversal of 378324811 is 118423873.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 378324811 - 2¹ = 378324809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (378324841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 791236 + ... + 791713.

It is an arithmetic number, because the mean of its divisors is an integer number (94977000).

Almost surely, 2^378324811 is an apocalyptic number.

378324811 is a deficient number, since it is larger than the sum of its proper divisors (1583189).

378324811 is a wasteful number, since it uses less digits than its factorization.

378324811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1583188.

The product of its digits is 32256, while the sum is 37.

The square root of 378324811 is about 19450.5735391016. The cubic root of 378324811 is about 723.2497206804.

The spelling of 378324811 in words is "three hundred seventy-eight million, three hundred twenty-four thousand, eight hundred eleven".