1189275225271 has 16 divisors (see below), whose sum is σ = 1430917269760. Its totient is φ = 965585344320.

The previous prime is 1189275225269. The next prime is 1189275225287. The reversal of 1189275225271 is 1725225729811.

It is not a de Polignac number, because 1189275225271 - 2¹ = 1189275225269 is a prime.

It is a super-2 number, since 2×1189275225271² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1189275225871) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 256300 + ... + 1563406.

It is an arithmetic number, because the mean of its divisors is an integer number (89432329360).

Almost surely, 2^{1189275225271} is an apocalyptic number.

1189275225271 is a deficient number, since it is larger than the sum of its proper divisors (241642044489).

1189275225271 is a wasteful number, since it uses less digits than its factorization.

1189275225271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1313974.

The product of its digits is 1411200, while the sum is 52.

The spelling of 1189275225271 in words is "one trillion, one hundred eighty-nine billion, two hundred seventy-five million, two hundred twenty-five thousand, two hundred seventy-one".