134215399 has 8 divisors (see below), whose sum is σ = 140216832. Its totient is φ = 128318520.

The previous prime is 134215379. The next prime is 134215429. The reversal of 134215399 is 993512431.

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

It is a cyclic number.

It is not a de Polignac number, because 134215399 - 2⁹ = 134214887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134215349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23509 + ... + 28654.

It is an arithmetic number, because the mean of its divisors is an integer number (17527104).

Almost surely, 2^134215399 is an apocalyptic number.

134215399 is a deficient number, since it is larger than the sum of its proper divisors (6001433).

134215399 is an equidigital number, since it uses as much as digits as its factorization.

134215399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52277.

The product of its digits is 29160, while the sum is 37.

The square root of 134215399 is about 11585.1369866739. The cubic root of 134215399 is about 511.9970385062.

The spelling of 134215399 in words is "one hundred thirty-four million, two hundred fifteen thousand, three hundred ninety-nine".