2133225397 has 2 divisors, whose sum is σ = 2133225398. Its totient is φ = 2133225396.

The previous prime is 2133225389. The next prime is 2133225427. The reversal of 2133225397 is 7935223312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1970560881 + 162664516 = 44391^2 + 12754^2 .

It is a cyclic number.

It is not a de Polignac number, because 2133225397 - 2³ = 2133225389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2133225197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066612698 + 1066612699.

It is an arithmetic number, because the mean of its divisors is an integer number (1066612699).

Almost surely, 2^2133225397 is an apocalyptic number.

It is an amenable number.

2133225397 is a deficient number, since it is larger than the sum of its proper divisors (1).

2133225397 is an equidigital number, since it uses as much as digits as its factorization.

2133225397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 37.

The square root of 2133225397 is about 46186.8530753070. The cubic root of 2133225397 is about 1287.2974684030.

The spelling of 2133225397 in words is "two billion, one hundred thirty-three million, two hundred twenty-five thousand, three hundred ninety-seven".