3421161455 has 4 divisors (see below), whose sum is σ = 4105393752. Its totient is φ = 2736929160.

The previous prime is 3421161421. The next prime is 3421161461. The reversal of 3421161455 is 5541611243.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 3421161455 - 2¹⁸ = 3420899311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342116141 + ... + 342116150.

It is an arithmetic number, because the mean of its divisors is an integer number (1026348438).

Almost surely, 2^3421161455 is an apocalyptic number.

3421161455 is a deficient number, since it is larger than the sum of its proper divisors (684232297).

3421161455 is an equidigital number, since it uses as much as digits as its factorization.

3421161455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684232296.

The product of its digits is 14400, while the sum is 32.

The square root of 3421161455 is about 58490.6954566280. The cubic root of 3421161455 is about 1506.8077899949.

Adding to 3421161455 its reverse (5541611243), we get a palindrome (8962772698).

The spelling of 3421161455 in words is "three billion, four hundred twenty-one million, one hundred sixty-one thousand, four hundred fifty-five".