3405421133 has 4 divisors (see below), whose sum is σ = 3497459580. Its totient is φ = 3313382688.

The previous prime is 3405421093. The next prime is 3405421153. The reversal of 3405421133 is 3311245043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3311245043 = 8999 ⋅367957.

It can be written as a sum of positive squares in 2 ways, for example, as 3198694249 + 206726884 = 56557^2 + 14378^2 .

It is a cyclic number.

It is not a de Polignac number, because 3405421133 - 2¹⁸ = 3405158989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3405421153) 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, 46019168 + ... + 46019241.

It is an arithmetic number, because the mean of its divisors is an integer number (874364895).

Almost surely, 2^3405421133 is an apocalyptic number.

It is an amenable number.

3405421133 is a deficient number, since it is larger than the sum of its proper divisors (92038447).

3405421133 is an equidigital number, since it uses as much as digits as its factorization.

3405421133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92038446.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 3405421133 is about 58355.9862653353. The cubic root of 3405421133 is about 1504.4933608835.

Adding to 3405421133 its reverse (3311245043), we get a palindrome (6716666176).

The spelling of 3405421133 in words is "three billion, four hundred five million, four hundred twenty-one thousand, one hundred thirty-three".