7248874938139 has 2 divisors, whose sum is σ = 7248874938140. Its totient is φ = 7248874938138.

The previous prime is 7248874938131. The next prime is 7248874938209. The reversal of 7248874938139 is 9318394788427.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7248874938139 - 2³ = 7248874938131 is a prime.

It is not a weakly prime, because it can be changed into another prime (7248874938131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3624437469069 + 3624437469070.

It is an arithmetic number, because the mean of its divisors is an integer number (3624437469070).

Almost surely, 2^{7248874938139} is an apocalyptic number.

7248874938139 is a deficient number, since it is larger than the sum of its proper divisors (1).

7248874938139 is an equidigital number, since it uses as much as digits as its factorization.

7248874938139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 585252864, while the sum is 73.

The spelling of 7248874938139 in words is "seven trillion, two hundred forty-eight billion, eight hundred seventy-four million, nine hundred thirty-eight thousand, one hundred thirty-nine".