401122411 has 4 divisors (see below), whose sum is σ = 402170112. Its totient is φ = 400074712.

The previous prime is 401122399. The next prime is 401122417. The reversal of 401122411 is 114221104.

It is a happy number.

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 401122411 - 2⁹ = 401121899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401122417) 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, 523276 + ... + 524041.

It is an arithmetic number, because the mean of its divisors is an integer number (100542528).

Almost surely, 2^401122411 is an apocalyptic number.

401122411 is a deficient number, since it is larger than the sum of its proper divisors (1047701).

401122411 is a wasteful number, since it uses less digits than its factorization.

401122411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1047700.

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 401122411 is about 20028.0406180934. The cubic root of 401122411 is about 737.4948223710.

Adding to 401122411 its reverse (114221104), we get a palindrome (515343515).

The spelling of 401122411 in words is "four hundred one million, one hundred twenty-two thousand, four hundred eleven".