4121033405 has 18 divisors (see below), whose sum is σ = 5222671038. Its totient is φ = 3121242480.

The previous prime is 4121033401. The next prime is 4121033459. The reversal of 4121033405 is 5043301214.

It can be written as a sum of positive squares in only one way, i.e., 3296826724 + 824206681 = 57418^2 + 28709^2 .

It is not a de Polignac number, because 4121033405 - 2² = 4121033401 is a prime.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4121033401) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2726600 + ... + 2728110.

It is an arithmetic number, because the mean of its divisors is an integer number (290148391).

Almost surely, 2^4121033405 is an apocalyptic number.

It is an amenable number.

4121033405 is a deficient number, since it is larger than the sum of its proper divisors (1101637633).

4121033405 is an frugal number, since it uses more digits than its factorization.

4121033405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3065 (or 1535 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 4121033405 is about 64195.2755660415. The cubic root of 4121033405 is about 1603.2529399493.

Adding to 4121033405 its reverse (5043301214), we get a palindrome (9164334619).

The spelling of 4121033405 in words is "four billion, one hundred twenty-one million, thirty-three thousand, four hundred five".