133341947 has 8 divisors (see below), whose sum is σ = 135848880. Its totient is φ = 130843360.

The previous prime is 133341941. The next prime is 133341953. The reversal of 133341947 is 749143331.

It is an interprime number because it is at equal distance from previous prime (133341941) and next prime (133341953).

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 133341947 - 2⁶ = 133341883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133341941) 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, 36797 + ... + 40257.

It is an arithmetic number, because the mean of its divisors is an integer number (16981110).

Almost surely, 2^133341947 is an apocalyptic number.

133341947 is a deficient number, since it is larger than the sum of its proper divisors (2506933).

133341947 is an equidigital number, since it uses as much as digits as its factorization.

133341947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4173.

The product of its digits is 27216, while the sum is 35.

The square root of 133341947 is about 11547.3783604765. The cubic root of 133341947 is about 510.8839559155.

The spelling of 133341947 in words is "one hundred thirty-three million, three hundred forty-one thousand, nine hundred forty-seven".