33348131 has 2 divisors, whose sum is σ = 33348132. Its totient is φ = 33348130.

The previous prime is 33348109. The next prime is 33348143. The reversal of 33348131 is 13184333.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33348131 is a prime.

It is a super-2 number, since 2×33348131² = 2224195682386322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33348131.

It is not a weakly prime, because it can be changed into another prime (33348181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16674065 + 16674066.

It is an arithmetic number, because the mean of its divisors is an integer number (16674066).

Almost surely, 2^33348131 is an apocalyptic number.

33348131 is a deficient number, since it is larger than the sum of its proper divisors (1).

33348131 is an equidigital number, since it uses as much as digits as its factorization.

33348131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 26.

The square root of 33348131 is about 5774.7840652270. The cubic root of 33348131 is about 321.8774111234.

The spelling of 33348131 in words is "thirty-three million, three hundred forty-eight thousand, one hundred thirty-one".