2670900109 has 2 divisors, whose sum is σ = 2670900110. Its totient is φ = 2670900108.

The previous prime is 2670900101. The next prime is 2670900137. The reversal of 2670900109 is 9010090762.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2667206025 + 3694084 = 51645^2 + 1922^2 .

It is a cyclic number.

It is not a de Polignac number, because 2670900109 - 2³ = 2670900101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2670900101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1335450054 + 1335450055.

It is an arithmetic number, because the mean of its divisors is an integer number (1335450055).

Almost surely, 2^2670900109 is an apocalyptic number.

It is an amenable number.

2670900109 is a deficient number, since it is larger than the sum of its proper divisors (1).

2670900109 is an equidigital number, since it uses as much as digits as its factorization.

2670900109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 34.

The square root of 2670900109 is about 51680.7518230917. The cubic root of 2670900109 is about 1387.4559869598.

The spelling of 2670900109 in words is "two billion, six hundred seventy million, nine hundred thousand, one hundred nine".