33139101 has 4 divisors (see below), whose sum is σ = 44185472. Its totient is φ = 22092732.

The previous prime is 33139091. The next prime is 33139121. The reversal of 33139101 is 10193133.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 33139101 - 2¹⁴ = 33122717 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 (33139121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5523181 + ... + 5523186.

It is an arithmetic number, because the mean of its divisors is an integer number (11046368).

Almost surely, 2^33139101 is an apocalyptic number.

It is an amenable number.

33139101 is a deficient number, since it is larger than the sum of its proper divisors (11046371).

33139101 is a wasteful number, since it uses less digits than its factorization.

33139101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11046370.

The product of its (nonzero) digits is 243, while the sum is 21.

The square root of 33139101 is about 5756.6571028679. The cubic root of 33139101 is about 321.2034792614.

The spelling of 33139101 in words is "thirty-three million, one hundred thirty-nine thousand, one hundred one".