1045895669 has 8 divisors (see below), whose sum is σ = 1287256320. Its totient is φ = 827521776.

The previous prime is 1045895651. The next prime is 1045895671. The reversal of 1045895669 is 9665985401.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1045895669 - 2²⁰ = 1044847093 is a prime.

It is a super-2 number, since 2×1045895669² = 2187795500865915122, 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 1045895669.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045895689) 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, 5746589 + ... + 5746770.

It is an arithmetic number, because the mean of its divisors is an integer number (160907040).

Almost surely, 2^1045895669 is an apocalyptic number.

It is an amenable number.

1045895669 is a deficient number, since it is larger than the sum of its proper divisors (241360651).

1045895669 is a wasteful number, since it uses less digits than its factorization.

1045895669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11493379.

The product of its (nonzero) digits is 2332800, while the sum is 53.

The square root of 1045895669 is about 32340.3102798968. The cubic root of 1045895669 is about 1015.0703014553.

The spelling of 1045895669 in words is "one billion, forty-five million, eight hundred ninety-five thousand, six hundred sixty-nine".