402041411 has 4 divisors (see below), whose sum is σ = 409627152. Its totient is φ = 394455672.

The previous prime is 402041383. The next prime is 402041461. The reversal of 402041411 is 114140204.

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 402041411 - 2¹⁸ = 401779267 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 402041411.

It is not an unprimeable number, because it can be changed into a prime (402041461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3792791 + ... + 3792896.

It is an arithmetic number, because the mean of its divisors is an integer number (102406788).

Almost surely, 2^402041411 is an apocalyptic number.

402041411 is a deficient number, since it is larger than the sum of its proper divisors (7585741).

402041411 is an equidigital number, since it uses as much as digits as its factorization.

402041411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7585740.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 402041411 is about 20050.9703256476. The cubic root of 402041411 is about 738.0576105074.

Adding to 402041411 its reverse (114140204), we get a palindrome (516181615).

The spelling of 402041411 in words is "four hundred two million, forty-one thousand, four hundred eleven".