401131234 has 16 divisors (see below), whose sum is σ = 694332288. Its totient is φ = 170243712.

The previous prime is 401131223. The next prime is 401131253. The reversal of 401131234 is 432131104.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137647 + ... + 140530.

It is an arithmetic number, because the mean of its divisors is an integer number (43395768).

Almost surely, 2^401131234 is an apocalyptic number.

401131234 is a deficient number, since it is larger than the sum of its proper divisors (293201054).

401131234 is a wasteful number, since it uses less digits than its factorization.

401131234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278289.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 401131234 is about 20028.2608830622. The cubic root of 401131234 is about 737.5002295891.

Adding to 401131234 its reverse (432131104), we get a palindrome (833262338).

It can be divided in two parts, 4011 and 31234, that added together give a triangular number (35245 = T₂₆₅).

The spelling of 401131234 in words is "four hundred one million, one hundred thirty-one thousand, two hundred thirty-four".