401046811 has 16 divisors (see below), whose sum is σ = 450236160. Its totient is φ = 354019680.

The previous prime is 401046803. The next prime is 401046827. The reversal of 401046811 is 118640104.

It is a cyclic number.

It is not a de Polignac number, because 401046811 - 2³ = 401046803 is a prime.

It is a super-2 number, since 2×401046811² = 321677089226539442, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401046011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 393060 + ... + 394078.

It is an arithmetic number, because the mean of its divisors is an integer number (28139760).

Almost surely, 2^401046811 is an apocalyptic number.

401046811 is a deficient number, since it is larger than the sum of its proper divisors (49189349).

401046811 is a wasteful number, since it uses less digits than its factorization.

401046811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2034.

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 401046811 is about 20026.1531752856. The cubic root of 401046811 is about 737.4484872955.

Adding to 401046811 its reverse (118640104), we get a palindrome (519686915).

The spelling of 401046811 in words is "four hundred one million, forty-six thousand, eight hundred eleven".