73137133 has 8 divisors (see below), whose sum is σ = 74541600. Its totient is φ = 71742000.

The previous prime is 73137089. The next prime is 73137151. The reversal of 73137133 is 33173137.

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 73137133 - 2¹³ = 73128941 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 (73137733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14643 + ... + 18991.

It is an arithmetic number, because the mean of its divisors is an integer number (9317700).

Almost surely, 2^73137133 is an apocalyptic number.

It is an amenable number.

73137133 is a deficient number, since it is larger than the sum of its proper divisors (1404467).

73137133 is a wasteful number, since it uses less digits than its factorization.

73137133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4667.

The product of its digits is 3969, while the sum is 28.

The square root of 73137133 is about 8552.0250818154. The cubic root of 73137133 is about 418.1954569977.

The spelling of 73137133 in words is "seventy-three million, one hundred thirty-seven thousand, one hundred thirty-three".