411028257 has 4 divisors (see below), whose sum is σ = 548037680. Its totient is φ = 274018836.

The previous prime is 411028253. The next prime is 411028259. The reversal of 411028257 is 752820114.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 411028257 - 2² = 411028253 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (411028253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68504707 + ... + 68504712.

It is an arithmetic number, because the mean of its divisors is an integer number (137009420).

Almost surely, 2^411028257 is an apocalyptic number.

It is an amenable number.

411028257 is a deficient number, since it is larger than the sum of its proper divisors (137009423).

411028257 is a wasteful number, since it uses less digits than its factorization.

411028257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137009422.

The product of its (nonzero) digits is 4480, while the sum is 30.

The square root of 411028257 is about 20273.8318282460. The cubic root of 411028257 is about 743.5164127507.

The spelling of 411028257 in words is "four hundred eleven million, twenty-eight thousand, two hundred fifty-seven".