1025486169 has 8 divisors (see below), whose sum is σ = 1411421952. Its totient is φ = 661603920.

The previous prime is 1025486131. The next prime is 1025486179. The reversal of 1025486169 is 9616845201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1025486169 - 2⁷ = 1025486041 is a prime.

It is a super-2 number, since 2×1025486169² = 2103243765620593122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1025486169.

It is not an unprimeable number, because it can be changed into a prime (1025486179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5513274 + ... + 5513459.

It is an arithmetic number, because the mean of its divisors is an integer number (176427744).

Almost surely, 2^1025486169 is an apocalyptic number.

It is an amenable number.

1025486169 is a deficient number, since it is larger than the sum of its proper divisors (385935783).

1025486169 is a wasteful number, since it uses less digits than its factorization.

1025486169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11026767.

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 1025486169 is about 32023.2129712182. The cubic root of 1025486169 is about 1008.4242228539.

The spelling of 1025486169 in words is "one billion, twenty-five million, four hundred eighty-six thousand, one hundred sixty-nine".