1103372532161 has 4 divisors (see below), whose sum is σ = 1103412745092. Its totient is φ = 1103332319232.

The previous prime is 1103372532131. The next prime is 1103372532167. The reversal of 1103372532161 is 1612352733011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 364279845136 + 739092687025 = 603556^2 + 859705^2 .

It is a cyclic number.

It is not a de Polignac number, because 1103372532161 - 2¹⁰ = 1103372531137 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1103372532167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20065280 + ... + 20120193.

It is an arithmetic number, because the mean of its divisors is an integer number (275853186273).

Almost surely, 2^{1103372532161} is an apocalyptic number.

It is an amenable number.

1103372532161 is a deficient number, since it is larger than the sum of its proper divisors (40212931).

1103372532161 is an equidigital number, since it uses as much as digits as its factorization.

1103372532161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40212930.

The product of its (nonzero) digits is 22680, while the sum is 35.

The spelling of 1103372532161 in words is "one trillion, one hundred three billion, three hundred seventy-two million, five hundred thirty-two thousand, one hundred sixty-one".