4541362345621 has 2 divisors, whose sum is σ = 4541362345622. Its totient is φ = 4541362345620.

The previous prime is 4541362345511. The next prime is 4541362345631. The reversal of 4541362345621 is 1265432631454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4494764647396 + 46597698225 = 2120086^2 + 215865^2 .

It is a cyclic number.

It is not a de Polignac number, because 4541362345621 - 2²⁷ = 4541228127893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4541362345631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2270681172810 + 2270681172811.

It is an arithmetic number, because the mean of its divisors is an integer number (2270681172811).

Almost surely, 2^{4541362345621} is an apocalyptic number.

It is an amenable number.

4541362345621 is a deficient number, since it is larger than the sum of its proper divisors (1).

4541362345621 is an equidigital number, since it uses as much as digits as its factorization.

4541362345621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2073600, while the sum is 46.

The spelling of 4541362345621 in words is "four trillion, five hundred forty-one billion, three hundred sixty-two million, three hundred forty-five thousand, six hundred twenty-one".