411125898481 has 9 divisors (see below), whose sum is σ = 412308436171. Its totient is φ = 409946748232.

The previous prime is 411125898461. The next prime is 411125898487. The reversal of 411125898481 is 184898521114.

It is a happy number.

The square root of 411125898481 is 641191.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 406348877025 + 4777021456 = 637455^2 + 69116^2 .

It is not a de Polignac number, because 411125898481 - 2⁷ = 411125898353 is a prime.

It is a super-2 number, since 2×411125898481² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (411125898487) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 299435511 + ... + 299436883.

Almost surely, 2^411125898481 is an apocalyptic number.

411125898481 is the 641191-st square number.

411125898481 is the 320596-th centered octagonal number.

It is an amenable number.

411125898481 is a deficient number, since it is larger than the sum of its proper divisors (1182537690).

411125898481 is an frugal number, since it uses more digits than its factorization.

411125898481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3680 (or 1840 counting only the distinct ones).

The product of its digits is 737280, while the sum is 52.

The spelling of 411125898481 in words is "four hundred eleven billion, one hundred twenty-five million, eight hundred ninety-eight thousand, four hundred eighty-one".