401153210531 has 8 divisors (see below), whose sum is σ = 412153201440. Its totient is φ = 390161536128.

The previous prime is 401153210503. The next prime is 401153210569. The reversal of 401153210531 is 135012351104.

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-401153210531 is a prime.

It is a super-2 number, since 2×401153210531² (a number of 24 digits) contains 22 as substring.

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 401153210531.

It is not an unprimeable number, because it can be changed into a prime (401153210501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1981271 + ... + 2174336.

It is an arithmetic number, because the mean of its divisors is an integer number (51519150180).

Almost surely, 2^401153210531 is an apocalyptic number.

401153210531 is a deficient number, since it is larger than the sum of its proper divisors (10999990909).

401153210531 is a wasteful number, since it uses less digits than its factorization.

401153210531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4158253.

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 401153210531 its reverse (135012351104), we get a palindrome (536165561635).

The spelling of 401153210531 in words is "four hundred one billion, one hundred fifty-three million, two hundred ten thousand, five hundred thirty-one".