1194791094225 has 27 divisors (see below), whose sum is σ = 2140032971739. Its totient is φ = 637213172400.

The previous prime is 1194791094223. The next prime is 1194791094227. The reversal of 1194791094225 is 5224901974911.

The square root of 1194791094225 is 1093065.

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

1194791094225 is a `hidden beast` number, since 1 + 1 + 9 + 479 + 109 + 42 + 25 = 666.

It is an interprime number because it is at equal distance from previous prime (1194791094223) and next prime (1194791094227).

It can be written as a sum of positive squares in only one way, i.e., 430124793921 + 764666300304 = 655839^2 + 874452^2 .

It is not a de Polignac number, because 1194791094225 - 2¹ = 1194791094223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1194791094223) 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, 16359540 + ... + 16432410.

Almost surely, 2^{1194791094225} is an apocalyptic number.

1194791094225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1194791094225 is the 1093065-th square number.

1194791094225 is the 546533-rd centered octagonal number.

It is an amenable number.

1194791094225 is a deficient number, since it is larger than the sum of its proper divisors (945241877514).

1194791094225 is an frugal number, since it uses more digits than its factorization.

1194791094225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145758 (or 72879 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 54.

The spelling of 1194791094225 in words is "one trillion, one hundred ninety-four billion, seven hundred ninety-one million, ninety-four thousand, two hundred twenty-five".