410125243513021 has 2 divisors, whose sum is σ = 410125243513022. Its totient is φ = 410125243513020.

The previous prime is 410125243513009. The next prime is 410125243513043. The reversal of 410125243513021 is 120315342521014.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 280092022402500 + 130033221110521 = 16735950^2 + 11403211^2 .

It is a cyclic number.

It is not a de Polignac number, because 410125243513021 - 2¹⁹ = 410125242988733 is a prime.

It is a super-2 number, since 2×410125243513021² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (410125243573021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 205062621756510 + 205062621756511.

It is an arithmetic number, because the mean of its divisors is an integer number (205062621756511).

Almost surely, 2^{410125243513021} is an apocalyptic number.

It is an amenable number.

410125243513021 is a deficient number, since it is larger than the sum of its proper divisors (1).

410125243513021 is an equidigital number, since it uses as much as digits as its factorization.

410125243513021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 410125243513021 in words is "four hundred ten trillion, one hundred twenty-five billion, two hundred forty-three million, five hundred thirteen thousand, twenty-one".