3441031621 has 2 divisors, whose sum is σ = 3441031622. Its totient is φ = 3441031620.

The previous prime is 3441031619. The next prime is 3441031637. The reversal of 3441031621 is 1261301443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3168451521 + 272580100 = 56289^2 + 16510^2 .

It is an emirp because it is prime and its reverse (1261301443) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3441031621 - 2¹ = 3441031619 is a prime.

Together with 3441031619, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3441031681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1720515810 + 1720515811.

It is an arithmetic number, because the mean of its divisors is an integer number (1720515811).

Almost surely, 2^3441031621 is an apocalyptic number.

It is an amenable number.

3441031621 is a deficient number, since it is larger than the sum of its proper divisors (1).

3441031621 is an equidigital number, since it uses as much as digits as its factorization.

3441031621 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 3441031621 is about 58660.3070312456. The cubic root of 3441031621 is about 1509.7193491831.

The spelling of 3441031621 in words is "three billion, four hundred forty-one million, thirty-one thousand, six hundred twenty-one".