1119501544225 has 27 divisors (see below), whose sum is σ = 1437897942507. Its totient is φ = 864599930880.

The previous prime is 1119501544223. The next prime is 1119501544237. The reversal of 1119501544225 is 5224451059111.

The square root of 1119501544225 is 1058065.

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

It can be written as a sum of positive squares in 13 ways, for example, as 857414885089 + 262086659136 = 925967^2 + 511944^2 .

It is not a de Polignac number, because 1119501544225 - 2¹ = 1119501544223 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1119501544223) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 153415777 + ... + 153423073.

Almost surely, 2^{1119501544225} is an apocalyptic number.

1119501544225 is the 1058065-th square number.

1119501544225 is the 529033-rd centered octagonal number.

It is an amenable number.

1119501544225 is a deficient number, since it is larger than the sum of its proper divisors (318396398282).

1119501544225 is an frugal number, since it uses more digits than its factorization.

1119501544225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14662 (or 7331 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 40.

The spelling of 1119501544225 in words is "one trillion, one hundred nineteen billion, five hundred one million, five hundred forty-four thousand, two hundred twenty-five".