3425134421 has 4 divisors (see below), whose sum is σ = 3425982732. Its totient is φ = 3424286112.

The previous prime is 3425134411. The next prime is 3425134423. The reversal of 3425134421 is 1244315243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1244315243 = 13043 ⋅95401.

It can be written as a sum of positive squares in 2 ways, for example, as 2778449521 + 646684900 = 52711^2 + 25430^2 .

It is a cyclic number.

It is not a de Polignac number, because 3425134421 - 2³⁰ = 2351392597 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 (3425134423) 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, 418070 + ... + 426183.

It is an arithmetic number, because the mean of its divisors is an integer number (856495683).

Almost surely, 2^3425134421 is an apocalyptic number.

It is an amenable number.

3425134421 is a deficient number, since it is larger than the sum of its proper divisors (848311).

3425134421 is an equidigital number, since it uses as much as digits as its factorization.

3425134421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848310.

The product of its digits is 11520, while the sum is 29.

The square root of 3425134421 is about 58524.6479784373. The cubic root of 3425134421 is about 1507.3908454216.

Adding to 3425134421 its reverse (1244315243), we get a palindrome (4669449664).

The spelling of 3425134421 in words is "three billion, four hundred twenty-five million, one hundred thirty-four thousand, four hundred twenty-one".