133283732997 has 16 divisors (see below), whose sum is σ = 184608864000. Its totient is φ = 85432853184.

The previous prime is 133283732983. The next prime is 133283733017. The reversal of 133283732997 is 799237382331.

It is a de Polignac number, because none of the positive numbers 2^k-133283732997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133283732917) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3184222 + ... + 3225807.

It is an arithmetic number, because the mean of its divisors is an integer number (11538054000).

Almost surely, 2^133283732997 is an apocalyptic number.

It is an amenable number.

133283732997 is a deficient number, since it is larger than the sum of its proper divisors (51325131003).

133283732997 is a wasteful number, since it uses less digits than its factorization.

133283732997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6410300.

The product of its digits is 10287648, while the sum is 57.

The spelling of 133283732997 in words is "one hundred thirty-three billion, two hundred eighty-three million, seven hundred thirty-two thousand, nine hundred ninety-seven".