1194861552953 has 4 divisors (see below), whose sum is σ = 1233405474048. Its totient is φ = 1156317631860.

The previous prime is 1194861552901. The next prime is 1194861553001. The reversal of 1194861552953 is 3592551684911.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1194861552953 - 2¹⁴ = 1194861536569 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1194861552892 and 1194861552901.

It is not an unprimeable number, because it can be changed into a prime (1194161552953) 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 3 ways as a sum of consecutive naturals, for example, 19271960501 + ... + 19271960562.

It is an arithmetic number, because the mean of its divisors is an integer number (308351368512).

Almost surely, 2^{1194861552953} is an apocalyptic number.

It is an amenable number.

1194861552953 is a deficient number, since it is larger than the sum of its proper divisors (38543921095).

1194861552953 is an equidigital number, since it uses as much as digits as its factorization.

1194861552953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38543921094.

The product of its digits is 11664000, while the sum is 59.

The spelling of 1194861552953 in words is "one trillion, one hundred ninety-four billion, eight hundred sixty-one million, five hundred fifty-two thousand, nine hundred fifty-three".