11453922529 has 9 divisors (see below), whose sum is σ = 13324822227. Its totient is φ = 9817005744.

The previous prime is 11453922509. The next prime is 11453922581. The reversal of 11453922529 is 92522935411.

The square root of 11453922529 is 107023.

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

It can be written as a sum of positive squares in only one way, i.e., 7161052129 + 4292870400 = 84623^2 + 65520^2 .

It is not a de Polignac number, because 11453922529 - 2¹³ = 11453914337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11453922509) 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, 741517 + ... + 756805.

It is an arithmetic number, because the mean of its divisors is an integer number (1480535803).

Almost surely, 2^11453922529 is an apocalyptic number.

11453922529 is the 107023-rd square number.

11453922529 is the 53512-nd centered octagonal number.

It is an amenable number.

11453922529 is a deficient number, since it is larger than the sum of its proper divisors (1870899698).

11453922529 is an frugal number, since it uses more digits than its factorization.

11453922529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30592 (or 15296 counting only the distinct ones).

The product of its digits is 194400, while the sum is 43.

The spelling of 11453922529 in words is "eleven billion, four hundred fifty-three million, nine hundred twenty-two thousand, five hundred twenty-nine".