1438007113 has 2 divisors, whose sum is σ = 1438007114. Its totient is φ = 1438007112.

The previous prime is 1438007093. The next prime is 1438007119. The reversal of 1438007113 is 3117008341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1013976649 + 424030464 = 31843^2 + 20592^2 .

It is an emirp because it is prime and its reverse (3117008341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1438007113 - 2⁹ = 1438006601 is a prime.

It is not a weakly prime, because it can be changed into another prime (1438007119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 719003556 + 719003557.

It is an arithmetic number, because the mean of its divisors is an integer number (719003557).

Almost surely, 2^1438007113 is an apocalyptic number.

It is an amenable number.

1438007113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1438007113 is an equidigital number, since it uses as much as digits as its factorization.

1438007113 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 28.

The square root of 1438007113 is about 37921.0642387579. The cubic root of 1438007113 is about 1128.7220556913.

The spelling of 1438007113 in words is "one billion, four hundred thirty-eight million, seven thousand, one hundred thirteen".