1043581225 has 12 divisors (see below), whose sum is σ = 1304233984. Its totient is φ = 828288720.

The previous prime is 1043581219. The next prime is 1043581237. The reversal of 1043581225 is 5221853401.

It is not a de Polignac number, because 1043581225 - 2¹⁷ = 1043450153 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 161169 + ... + 167518.

Almost surely, 2^1043581225 is an apocalyptic number.

It is an amenable number.

1043581225 is a deficient number, since it is larger than the sum of its proper divisors (260652759).

1043581225 is a wasteful number, since it uses less digits than its factorization.

1043581225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328824 (or 328819 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 1043581225 is about 32304.5078123781. The cubic root of 1043581225 is about 1014.3210047847.

The spelling of 1043581225 in words is "one billion, forty-three million, five hundred eighty-one thousand, two hundred twenty-five".