132078399 has 8 divisors (see below), whose sum is σ = 176338992. Its totient is φ = 87935040.

The previous prime is 132078391. The next prime is 132078409. The reversal of 132078399 is 993870231.

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

It is not a de Polignac number, because 132078399 - 2³ = 132078391 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 132078399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132078391) 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, 26644 + ... + 31209.

It is an arithmetic number, because the mean of its divisors is an integer number (22042374).

Almost surely, 2^132078399 is an apocalyptic number.

132078399 is a deficient number, since it is larger than the sum of its proper divisors (44260593).

132078399 is an equidigital number, since it uses as much as digits as its factorization.

132078399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58617.

The product of its (nonzero) digits is 81648, while the sum is 42.

The square root of 132078399 is about 11492.5366651580. The cubic root of 132078399 is about 509.2651199826.

The spelling of 132078399 in words is "one hundred thirty-two million, seventy-eight thousand, three hundred ninety-nine".