1006605025 has 24 divisors (see below), whose sum is σ = 1260794304. Its totient is φ = 797198400.

The previous prime is 1006605001. The next prime is 1006605049. The reversal of 1006605025 is 5205066001.

It is an interprime number because it is at equal distance from previous prime (1006605001) and next prime (1006605049).

It is not a de Polignac number, because 1006605025 - 2²¹ = 1004507873 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1924414 + ... + 1924936.

It is an arithmetic number, because the mean of its divisors is an integer number (52533096).

Almost surely, 2^1006605025 is an apocalyptic number.

It is an amenable number.

1006605025 is a deficient number, since it is larger than the sum of its proper divisors (254189279).

1006605025 is a wasteful number, since it uses less digits than its factorization.

1006605025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1161 (or 1156 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 1006605025 is about 31727.0393355573. The cubic root of 1006605025 is about 1002.1968453365.

The spelling of 1006605025 in words is "one billion, six million, six hundred five thousand, twenty-five".