132171429 has 32 divisors (see below), whose sum is σ = 201761280. Its totient is φ = 76289472.

The previous prime is 132171407. The next prime is 132171451. The reversal of 132171429 is 924171231.

It is an interprime number because it is at equal distance from previous prime (132171407) and next prime (132171451).

It is not a de Polignac number, because 132171429 - 2⁵ = 132171397 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 132171396 and 132171405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132171469) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78454 + ... + 80120.

It is an arithmetic number, because the mean of its divisors is an integer number (6305040).

Almost surely, 2^132171429 is an apocalyptic number.

132171429 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

132171429 is a deficient number, since it is larger than the sum of its proper divisors (69589851).

132171429 is a wasteful number, since it uses less digits than its factorization.

132171429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1809.

The product of its digits is 3024, while the sum is 30.

The square root of 132171429 is about 11496.5833620254. The cubic root of 132171429 is about 509.3846596284.

The spelling of 132171429 in words is "one hundred thirty-two million, one hundred seventy-one thousand, four hundred twenty-nine".