132869531 has 2 divisors, whose sum is σ = 132869532. Its totient is φ = 132869530.

The previous prime is 132869519. The next prime is 132869543. The reversal of 132869531 is 135968231.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (132869519) and next prime (132869543).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132869531 is a prime.

It is a super-2 number, since 2×132869531² = 35308624536319922, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (132869431) 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 as a sum of consecutive naturals, namely, 66434765 + 66434766.

It is an arithmetic number, because the mean of its divisors is an integer number (66434766).

Almost surely, 2^132869531 is an apocalyptic number.

132869531 is a deficient number, since it is larger than the sum of its proper divisors (1).

132869531 is an equidigital number, since it uses as much as digits as its factorization.

132869531 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 38.

The square root of 132869531 is about 11526.9046582333. The cubic root of 132869531 is about 510.2799065822.

The spelling of 132869531 in words is "one hundred thirty-two million, eight hundred sixty-nine thousand, five hundred thirty-one".