133374871 has 8 divisors (see below), whose sum is σ = 155304864. Its totient is φ = 112164000.

The previous prime is 133374847. The next prime is 133374883. The reversal of 133374871 is 178473331.

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 133374871 - 2¹⁵ = 133342103 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 133374871.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133374821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179380 + ... + 180121.

It is an arithmetic number, because the mean of its divisors is an integer number (19413108).

Almost surely, 2^133374871 is an apocalyptic number.

133374871 is a deficient number, since it is larger than the sum of its proper divisors (21929993).

133374871 is an equidigital number, since it uses as much as digits as its factorization.

133374871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359561.

The product of its digits is 42336, while the sum is 37.

The square root of 133374871 is about 11548.8038774585. The cubic root of 133374871 is about 510.9260005972.

The spelling of 133374871 in words is "one hundred thirty-three million, three hundred seventy-four thousand, eight hundred seventy-one".