132356112661 has 4 divisors (see below), whose sum is σ = 133666569324. Its totient is φ = 131045656000.

The previous prime is 132356112659. The next prime is 132356112701. The reversal of 132356112661 is 166211653231.

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 94368153636 + 37987959025 = 307194^2 + 194905^2 .

It is a cyclic number.

It is not a de Polignac number, because 132356112661 - 2¹ = 132356112659 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 132356112661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132356112761) 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, 655228180 + ... + 655228381.

It is an arithmetic number, because the mean of its divisors is an integer number (33416642331).

Almost surely, 2^132356112661 is an apocalyptic number.

It is an amenable number.

132356112661 is a deficient number, since it is larger than the sum of its proper divisors (1310456663).

132356112661 is a wasteful number, since it uses less digits than its factorization.

132356112661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1310456662.

The product of its digits is 38880, while the sum is 37.

Adding to 132356112661 its reverse (166211653231), we get a palindrome (298567765892).

The spelling of 132356112661 in words is "one hundred thirty-two billion, three hundred fifty-six million, one hundred twelve thousand, six hundred sixty-one".