40434032031403 has 4 divisors (see below), whose sum is σ = 41003525440368. Its totient is φ = 39864538622440.

The previous prime is 40434032031391. The next prime is 40434032031431. The reversal of 40434032031403 is 30413023043404.

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

It is a cyclic number.

It is not a de Polignac number, because 40434032031403 - 2²⁹ = 40433495160491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40434032035403) 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, 284746704376 + ... + 284746704517.

It is an arithmetic number, because the mean of its divisors is an integer number (10250881360092).

Almost surely, 2^{40434032031403} is an apocalyptic number.

40434032031403 is a deficient number, since it is larger than the sum of its proper divisors (569493408965).

40434032031403 is an equidigital number, since it uses as much as digits as its factorization.

40434032031403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569493408964.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 40434032031403 its reverse (30413023043404), we get a palindrome (70847055074807).

The spelling of 40434032031403 in words is "forty trillion, four hundred thirty-four billion, thirty-two million, thirty-one thousand, four hundred three".