1040552245 has 4 divisors (see below), whose sum is σ = 1248662700. Its totient is φ = 832441792.

The previous prime is 1040552237. The next prime is 1040552267. The reversal of 1040552245 is 5422550401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 271821169 + 768731076 = 16487^2 + 27726^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040552245 - 2³ = 1040552237 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104055220 + ... + 104055229.

It is an arithmetic number, because the mean of its divisors is an integer number (312165675).

Almost surely, 2^1040552245 is an apocalyptic number.

It is an amenable number.

1040552245 is a deficient number, since it is larger than the sum of its proper divisors (208110455).

1040552245 is an equidigital number, since it uses as much as digits as its factorization.

1040552245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208110454.

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 1040552245 is about 32257.5920521046. The cubic root of 1040552245 is about 1013.3387029258.

The spelling of 1040552245 in words is "one billion, forty million, five hundred fifty-two thousand, two hundred forty-five".