40434001541 has 4 divisors (see below), whose sum is σ = 42192001632. Its totient is φ = 38676001452.

The previous prime is 40434001511. The next prime is 40434001589. The reversal of 40434001541 is 14510043404.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40434001541 - 2³⁰ = 39360259717 is a prime.

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 40434001541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40434001511) 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 3 ways as a sum of consecutive naturals, for example, 879000011 + ... + 879000056.

It is an arithmetic number, because the mean of its divisors is an integer number (10548000408).

Almost surely, 2^40434001541 is an apocalyptic number.

It is an amenable number.

40434001541 is a deficient number, since it is larger than the sum of its proper divisors (1758000091).

40434001541 is a wasteful number, since it uses less digits than its factorization.

40434001541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1758000090.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 40434001541 its reverse (14510043404), we get a palindrome (54944044945).

The spelling of 40434001541 in words is "forty billion, four hundred thirty-four million, one thousand, five hundred forty-one".