2675387021 has 2 divisors, whose sum is σ = 2675387022. Its totient is φ = 2675387020.

The previous prime is 2675386991. The next prime is 2675387027. The reversal of 2675387021 is 1207835762.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2534014921 + 141372100 = 50339^2 + 11890^2 .

It is a cyclic number.

It is not a de Polignac number, because 2675387021 - 2⁶ = 2675386957 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2675387021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2675387027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1337693510 + 1337693511.

It is an arithmetic number, because the mean of its divisors is an integer number (1337693511).

Almost surely, 2^2675387021 is an apocalyptic number.

It is an amenable number.

2675387021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2675387021 is an equidigital number, since it uses as much as digits as its factorization.

2675387021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141120, while the sum is 41.

The square root of 2675387021 is about 51724.1435018503. The cubic root of 2675387021 is about 1388.2324929876.

The spelling of 2675387021 in words is "two billion, six hundred seventy-five million, three hundred eighty-seven thousand, twenty-one".