401115067 has 4 divisors (see below), whose sum is σ = 401167656. Its totient is φ = 401062480.

The previous prime is 401115047. The next prime is 401115097. The reversal of 401115067 is 760511104.

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 401115067 - 2⁷ = 401114939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401115007) 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, 12409 + ... + 30922.

It is an arithmetic number, because the mean of its divisors is an integer number (100291914).

Almost surely, 2^401115067 is an apocalyptic number.

401115067 is a deficient number, since it is larger than the sum of its proper divisors (52589).

401115067 is an equidigital number, since it uses as much as digits as its factorization.

401115067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52588.

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 401115067 is about 20027.8572743067. The cubic root of 401115067 is about 737.4903215047.

The spelling of 401115067 in words is "four hundred one million, one hundred fifteen thousand, sixty-seven".