401032043 has 4 divisors (see below), whose sum is σ = 401958648. Its totient is φ = 400105440.

The previous prime is 401032007. The next prime is 401032109. The reversal of 401032043 is 340230104.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-401032043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (901032043) 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, 462653 + ... + 463518.

It is an arithmetic number, because the mean of its divisors is an integer number (100489662).

Almost surely, 2^401032043 is an apocalyptic number.

401032043 is a deficient number, since it is larger than the sum of its proper divisors (926605).

401032043 is an equidigital number, since it uses as much as digits as its factorization.

401032043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926604.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 401032043 is about 20025.7844540482. The cubic root of 401032043 is about 737.4394353406.

Adding to 401032043 its reverse (340230104), we get a palindrome (741262147).

The spelling of 401032043 in words is "four hundred one million, thirty-two thousand, forty-three".