2120825347 has 2 divisors, whose sum is σ = 2120825348. Its totient is φ = 2120825346.

The previous prime is 2120825281. The next prime is 2120825383. The reversal of 2120825347 is 7435280212.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2120825347 - 2¹⁹ = 2120301059 is a prime.

It is not a weakly prime, because it can be changed into another prime (2120825647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060412673 + 1060412674.

It is an arithmetic number, because the mean of its divisors is an integer number (1060412674).

Almost surely, 2^2120825347 is an apocalyptic number.

2120825347 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120825347 is an equidigital number, since it uses as much as digits as its factorization.

2120825347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 2120825347 is about 46052.4195564142. The cubic root of 2120825347 is about 1284.7983447128.

The spelling of 2120825347 in words is "two billion, one hundred twenty million, eight hundred twenty-five thousand, three hundred forty-seven".