132689451 has 8 divisors (see below), whose sum is σ = 177427600. Its totient is φ = 88205472.

The previous prime is 132689429. The next prime is 132689467. The reversal of 132689451 is 154986231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 132689451 - 2⁶ = 132689387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132689251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62320 + ... + 64413.

It is an arithmetic number, because the mean of its divisors is an integer number (22178450).

Almost surely, 2^132689451 is an apocalyptic number.

132689451 is a deficient number, since it is larger than the sum of its proper divisors (44738149).

132689451 is a wasteful number, since it uses less digits than its factorization.

132689451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127085.

The product of its digits is 51840, while the sum is 39.

The square root of 132689451 is about 11519.0907193233. The cubic root of 132689451 is about 510.0492724406.

The spelling of 132689451 in words is "one hundred thirty-two million, six hundred eighty-nine thousand, four hundred fifty-one".