132647378 has 4 divisors (see below), whose sum is σ = 198971070. Its totient is φ = 66323688.

The previous prime is 132647369. The next prime is 132647387. The reversal of 132647378 is 873746231.

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

It is an interprime number because it is at equal distance from previous prime (132647369) and next prime (132647387).

It can be written as a sum of positive squares in only one way, i.e., 105534529 + 27112849 = 10273^2 + 5207^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33161843 + ... + 33161846.

Almost surely, 2^132647378 is an apocalyptic number.

132647378 is a deficient number, since it is larger than the sum of its proper divisors (66323692).

132647378 is an equidigital number, since it uses as much as digits as its factorization.

132647378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66323691.

The product of its digits is 169344, while the sum is 41.

The square root of 132647378 is about 11517.2643453209. The cubic root of 132647378 is about 509.9953581533.

The spelling of 132647378 in words is "one hundred thirty-two million, six hundred forty-seven thousand, three hundred seventy-eight".