3421453521 has 8 divisors (see below), whose sum is σ = 4569057504. Its totient is φ = 2277409280.

The previous prime is 3421453513. The next prime is 3421453523. The reversal of 3421453521 is 1253541243.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3421453521 - 2³ = 3421453513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3421453523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 887691 + ... + 891536.

It is an arithmetic number, because the mean of its divisors is an integer number (571132188).

Almost surely, 2^3421453521 is an apocalyptic number.

It is an amenable number.

3421453521 is a deficient number, since it is larger than the sum of its proper divisors (1147603983).

3421453521 is a wasteful number, since it uses less digits than its factorization.

3421453521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1779871.

The product of its digits is 14400, while the sum is 30.

The square root of 3421453521 is about 58493.1920910459. The cubic root of 3421453521 is about 1506.8506677141.

Adding to 3421453521 its reverse (1253541243), we get a palindrome (4674994764).

The spelling of 3421453521 in words is "three billion, four hundred twenty-one million, four hundred fifty-three thousand, five hundred twenty-one".