133798847 has 16 divisors (see below), whose sum is σ = 165096960. Its totient is φ = 105592032.

The previous prime is 133798831. The next prime is 133798877. The reversal of 133798847 is 748897331.

It is not a de Polignac number, because 133798847 - 2⁴ = 133798831 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 133798795 and 133798804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133798807) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38654 + ... + 41972.

It is an arithmetic number, because the mean of its divisors is an integer number (10318560).

Almost surely, 2^133798847 is an apocalyptic number.

133798847 is a deficient number, since it is larger than the sum of its proper divisors (31298113).

133798847 is a wasteful number, since it uses less digits than its factorization.

133798847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3782.

The product of its digits is 1016064, while the sum is 50.

The square root of 133798847 is about 11567.1451534076. The cubic root of 133798847 is about 511.4668102011.

The spelling of 133798847 in words is "one hundred thirty-three million, seven hundred ninety-eight thousand, eight hundred forty-seven".