3454040414621 has 2 divisors, whose sum is σ = 3454040414622. Its totient is φ = 3454040414620.

The previous prime is 3454040414609. The next prime is 3454040414681. The reversal of 3454040414621 is 1264140404543.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3451194192121 + 2846222500 = 1857739^2 + 53350^2 .

It is an emirp because it is prime and its reverse (1264140404543) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3454040414621 - 2⁶ = 3454040414557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3454040414681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1727020207310 + 1727020207311.

It is an arithmetic number, because the mean of its divisors is an integer number (1727020207311).

Almost surely, 2^{3454040414621} is an apocalyptic number.

It is an amenable number.

3454040414621 is a deficient number, since it is larger than the sum of its proper divisors (1).

3454040414621 is an equidigital number, since it uses as much as digits as its factorization.

3454040414621 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 184320, while the sum is 38.

The spelling of 3454040414621 in words is "three trillion, four hundred fifty-four billion, forty million, four hundred fourteen thousand, six hundred twenty-one".