401134651 has 8 divisors (see below), whose sum is σ = 420424704. Its totient is φ = 381998760.

The previous prime is 401134621. The next prime is 401134661. The reversal of 401134651 is 156431104.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-401134651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401134621) 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 7 ways as a sum of consecutive naturals, for example, 33195 + ... + 43636.

It is an arithmetic number, because the mean of its divisors is an integer number (52553088).

Almost surely, 2^401134651 is an apocalyptic number.

401134651 is a deficient number, since it is larger than the sum of its proper divisors (19290053).

401134651 is a wasteful number, since it uses less digits than its factorization.

401134651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77081.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 401134651 is about 20028.3461873416. The cubic root of 401134651 is about 737.5023236928.

Adding to 401134651 its reverse (156431104), we get a palindrome (557565755).

The spelling of 401134651 in words is "four hundred one million, one hundred thirty-four thousand, six hundred fifty-one".