2700031421 has 2 divisors, whose sum is σ = 2700031422. Its totient is φ = 2700031420.

The previous prime is 2700031357. The next prime is 2700031469. The reversal of 2700031421 is 1241300072.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2559348100 + 140683321 = 50590^2 + 11861^2 .

It is a cyclic number.

It is not a de Polignac number, because 2700031421 - 2⁶ = 2700031357 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2700031393 and 2700031402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2700031021) 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, 1350015710 + 1350015711.

It is an arithmetic number, because the mean of its divisors is an integer number (1350015711).

Almost surely, 2^2700031421 is an apocalyptic number.

It is an amenable number.

2700031421 is a deficient number, since it is larger than the sum of its proper divisors (1).

2700031421 is an equidigital number, since it uses as much as digits as its factorization.

2700031421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 2700031421 is about 51961.8265749002. The cubic root of 2700031421 is about 1392.4820516689.

Adding to 2700031421 its reverse (1241300072), we get a palindrome (3941331493).

The spelling of 2700031421 in words is "two billion, seven hundred million, thirty-one thousand, four hundred twenty-one".