7214884139 has 2 divisors, whose sum is σ = 7214884140. Its totient is φ = 7214884138.

The previous prime is 7214884111. The next prime is 7214884151. The reversal of 7214884139 is 9314884127.

It is a strong prime.

It is an emirp because it is prime and its reverse (9314884127) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7214884139 - 2⁸ = 7214883883 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7214884093 and 7214884102.

It is not a weakly prime, because it can be changed into another prime (7214884939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3607442069 + 3607442070.

It is an arithmetic number, because the mean of its divisors is an integer number (3607442070).

Almost surely, 2^7214884139 is an apocalyptic number.

7214884139 is a deficient number, since it is larger than the sum of its proper divisors (1).

7214884139 is an equidigital number, since it uses as much as digits as its factorization.

7214884139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 387072, while the sum is 47.

The square root of 7214884139 is about 84940.4740921547. The cubic root of 7214884139 is about 1932.3084532061.

The spelling of 7214884139 in words is "seven billion, two hundred fourteen million, eight hundred eighty-four thousand, one hundred thirty-nine".