1032668537209 has 3 divisors (see below), whose sum is σ = 1032669553413. Its totient is φ = 1032667521006.

The previous prime is 1032668537191. The next prime is 1032668537231. The reversal of 1032668537209 is 9027358662301.

The square root of 1032668537209 is 1016203.

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 1032668537209 - 2¹³ = 1032668529017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1032668537809) 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, 508102 + ... + 1524304.

It is an arithmetic number, because the mean of its divisors is an integer number (344223184471).

Almost surely, 2^{1032668537209} is an apocalyptic number.

1032668537209 is the 1016203-rd square number.

1032668537209 is the 508102-nd centered octagonal number.

It is an amenable number.

1032668537209 is a deficient number, since it is larger than the sum of its proper divisors (1016204).

1032668537209 is an frugal number, since it uses more digits than its factorization.

1032668537209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2032406 (or 1016203 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 52.

The spelling of 1032668537209 in words is "one trillion, thirty-two billion, six hundred sixty-eight million, five hundred thirty-seven thousand, two hundred nine".