7010491421 has 2 divisors, whose sum is σ = 7010491422. Its totient is φ = 7010491420.

The previous prime is 7010491357. The next prime is 7010491483. The reversal of 7010491421 is 1241940107.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5322432025 + 1688059396 = 72955^2 + 41086^2 .

It is an emirp because it is prime and its reverse (1241940107) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7010491421 - 2⁶ = 7010491357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7010491021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3505245710 + 3505245711.

It is an arithmetic number, because the mean of its divisors is an integer number (3505245711).

Almost surely, 2^7010491421 is an apocalyptic number.

It is an amenable number.

7010491421 is a deficient number, since it is larger than the sum of its proper divisors (1).

7010491421 is an equidigital number, since it uses as much as digits as its factorization.

7010491421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 29.

The square root of 7010491421 is about 83728.6774110281. The cubic root of 7010491421 is about 1913.8863898314.

The spelling of 7010491421 in words is "seven billion, ten million, four hundred ninety-one thousand, four hundred twenty-one".