401027051 has 8 divisors (see below), whose sum is σ = 415102320. Its totient is φ = 386968288.

The previous prime is 401027047. The next prime is 401027063. The reversal of 401027051 is 150720104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 401027051 - 2² = 401027047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401027021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65420 + ... + 71286.

It is an arithmetic number, because the mean of its divisors is an integer number (51887790).

Almost surely, 2^401027051 is an apocalyptic number.

401027051 is a deficient number, since it is larger than the sum of its proper divisors (14075269).

401027051 is a wasteful number, since it uses less digits than its factorization.

401027051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8253.

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 401027051 is about 20025.6598143482. The cubic root of 401027051 is about 737.4363754746.

Adding to 401027051 its reverse (150720104), we get a palindrome (551747155).

The spelling of 401027051 in words is "four hundred one million, twenty-seven thousand, fifty-one".