1046625164209 has 3 divisors (see below), whose sum is σ = 1046626187257. Its totient is φ = 1046624141162.

The previous prime is 1046625164203. The next prime is 1046625164213. The reversal of 1046625164209 is 9024615266401.

The square root of 1046625164209 is 1023047.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 1046625164209 - 2²¹ = 1046623067057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1046625164203) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 511524 + ... + 1534570.

Almost surely, 2^{1046625164209} is an apocalyptic number.

1046625164209 is the 1023047-th square number.

1046625164209 is the 511524-th centered octagonal number.

It is an amenable number.

1046625164209 is a deficient number, since it is larger than the sum of its proper divisors (1023048).

1046625164209 is an frugal number, since it uses more digits than its factorization.

1046625164209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2046094 (or 1023047 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 46.

The spelling of 1046625164209 in words is "one trillion, forty-six billion, six hundred twenty-five million, one hundred sixty-four thousand, two hundred nine".