133976653 has 8 divisors (see below), whose sum is σ = 136071680. Its totient is φ = 131891760.

The previous prime is 133976651. The next prime is 133976683. The reversal of 133976653 is 356679331.

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 133976653 - 2¹ = 133976651 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 (133976651) 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, 26683 + ... + 31303.

It is an arithmetic number, because the mean of its divisors is an integer number (17008960).

Almost surely, 2^133976653 is an apocalyptic number.

It is an amenable number.

133976653 is a deficient number, since it is larger than the sum of its proper divisors (2095027).

133976653 is an equidigital number, since it uses as much as digits as its factorization.

133976653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5067.

The product of its digits is 306180, while the sum is 43.

The square root of 133976653 is about 11574.8284220545. The cubic root of 133976653 is about 511.6932735701.

The spelling of 133976653 in words is "one hundred thirty-three million, nine hundred seventy-six thousand, six hundred fifty-three".