133750983 has 8 divisors (see below), whose sum is σ = 179240688. Its totient is φ = 88714304.

The previous prime is 133750973. The next prime is 133750993. The reversal of 133750983 is 389057331.

It is an interprime number because it is at equal distance from previous prime (133750973) and next prime (133750993).

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 133750983 - 2⁹ = 133750471 is a prime.

It is a super-3 number, since 3×133750983³ (a number of 25 digits) contains 333 as substring.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133750933) 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, 112566 + ... + 113747.

It is an arithmetic number, because the mean of its divisors is an integer number (22405086).

Almost surely, 2^133750983 is an apocalyptic number.

133750983 is a deficient number, since it is larger than the sum of its proper divisors (45489705).

133750983 is a wasteful number, since it uses less digits than its factorization.

133750983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226513.

The product of its (nonzero) digits is 68040, while the sum is 39.

The square root of 133750983 is about 11565.0760049383. The cubic root of 133750983 is about 511.4058137433.

The spelling of 133750983 in words is "one hundred thirty-three million, seven hundred fifty thousand, nine hundred eighty-three".