7038012217 has 2 divisors, whose sum is σ = 7038012218. Its totient is φ = 7038012216.

The previous prime is 7038012209. The next prime is 7038012251. The reversal of 7038012217 is 7122108307.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4464377856 + 2573634361 = 66816^2 + 50731^2 .

It is a cyclic number.

It is not a de Polignac number, because 7038012217 - 2³ = 7038012209 is a prime.

It is not a weakly prime, because it can be changed into another prime (7038012617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3519006108 + 3519006109.

It is an arithmetic number, because the mean of its divisors is an integer number (3519006109).

Almost surely, 2^7038012217 is an apocalyptic number.

It is an amenable number.

7038012217 is a deficient number, since it is larger than the sum of its proper divisors (1).

7038012217 is an equidigital number, since it uses as much as digits as its factorization.

7038012217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4704, while the sum is 31.

The square root of 7038012217 is about 83892.8615377971. The cubic root of 7038012217 is about 1916.3875413196.

The spelling of 7038012217 in words is "seven billion, thirty-eight million, twelve thousand, two hundred seventeen".