33148937 has 2 divisors, whose sum is σ = 33148938. Its totient is φ = 33148936.

The previous prime is 33148919. The next prime is 33148949. The reversal of 33148937 is 73984133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22934521 + 10214416 = 4789^2 + 3196^2 .

It is a cyclic number.

It is not a de Polignac number, because 33148937 - 2¹⁴ = 33132553 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 33148937.

It is not a weakly prime, because it can be changed into another prime (33141937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16574468 + 16574469.

It is an arithmetic number, because the mean of its divisors is an integer number (16574469).

Almost surely, 2^33148937 is an apocalyptic number.

It is an amenable number.

33148937 is a deficient number, since it is larger than the sum of its proper divisors (1).

33148937 is an equidigital number, since it uses as much as digits as its factorization.

33148937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 38.

The square root of 33148937 is about 5757.5113547435. The cubic root of 33148937 is about 321.2352548658.

The spelling of 33148937 in words is "thirty-three million, one hundred forty-eight thousand, nine hundred thirty-seven".