116138533 has 16 divisors (see below), whose sum is σ = 138142080. Its totient is φ = 95530176.

The previous prime is 116138489. The next prime is 116138563. The reversal of 116138533 is 335831611.

It is not a de Polignac number, because 116138533 - 2¹³ = 116130341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 116138495 and 116138504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116138563) 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, 33466 + ... + 36772.

It is an arithmetic number, because the mean of its divisors is an integer number (8633880).

Almost surely, 2^116138533 is an apocalyptic number.

It is an amenable number.

116138533 is a deficient number, since it is larger than the sum of its proper divisors (22003547).

116138533 is a wasteful number, since it uses less digits than its factorization.

116138533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3516.

The product of its digits is 6480, while the sum is 31.

The square root of 116138533 is about 10776.7589283606. The cubic root of 116138533 is about 487.8939640729.

The spelling of 116138533 in words is "one hundred sixteen million, one hundred thirty-eight thousand, five hundred thirty-three".