41453005021 has 4 divisors (see below), whose sum is σ = 41468492572. Its totient is φ = 41437517472.

The previous prime is 41453004997. The next prime is 41453005031. The reversal of 41453005021 is 12050035414.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 12050035414 = 2 ⋅6025017707.

It can be written as a sum of positive squares in 2 ways, for example, as 22211431225 + 19241573796 = 149035^2 + 138714^2 .

It is a cyclic number.

It is not a de Polignac number, because 41453005021 - 2⁷ = 41453004893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41453005031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7739760 + ... + 7745113.

It is an arithmetic number, because the mean of its divisors is an integer number (10367123143).

Almost surely, 2^41453005021 is an apocalyptic number.

It is an amenable number.

41453005021 is a deficient number, since it is larger than the sum of its proper divisors (15487551).

41453005021 is a wasteful number, since it uses less digits than its factorization.

41453005021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15487550.

The product of its (nonzero) digits is 2400, while the sum is 25.

The spelling of 41453005021 in words is "forty-one billion, four hundred fifty-three million, five thousand, twenty-one".