109136904753321 has 9 divisors (see below), whose sum is σ = 157642241024541. Its totient is φ = 72757915608492.

The previous prime is 109136904753319. The next prime is 109136904753337. The reversal of 109136904753321 is 123357409631901.

The square root of 109136904753321 is 10446861.

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

109136904753321 is a `hidden beast` number, since 1 + 0 + 9 + 1 + 3 + 69 + 0 + 47 + 533 + 2 + 1 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 109136904753321 - 2¹ = 109136904753319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (109136904753391) 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 8 ways as a sum of consecutive naturals, for example, 29599440 + ... + 33081726.

Almost surely, 2^{109136904753321} is an apocalyptic number.

109136904753321 is the 10446861-st square number.

109136904753321 is the 5223431-st centered octagonal number.

It is an amenable number.

109136904753321 is a deficient number, since it is larger than the sum of its proper divisors (48505336271220).

109136904753321 is an frugal number, since it uses more digits than its factorization.

109136904753321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6964580 (or 3482290 counting only the distinct ones).

The product of its (nonzero) digits is 3674160, while the sum is 54.

The spelling of 109136904753321 in words is "one hundred nine trillion, one hundred thirty-six billion, nine hundred four million, seven hundred fifty-three thousand, three hundred twenty-one".