7027439137 has 2 divisors, whose sum is σ = 7027439138. Its totient is φ = 7027439136.

The previous prime is 7027439099. The next prime is 7027439143. The reversal of 7027439137 is 7319347207.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5310911376 + 1716527761 = 72876^2 + 41431^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7027439137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7027439093 and 7027439102.

It is not a weakly prime, because it can be changed into another prime (7027439147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3513719568 + 3513719569.

It is an arithmetic number, because the mean of its divisors is an integer number (3513719569).

Almost surely, 2^7027439137 is an apocalyptic number.

It is an amenable number.

7027439137 is a deficient number, since it is larger than the sum of its proper divisors (1).

7027439137 is an equidigital number, since it uses as much as digits as its factorization.

7027439137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 222264, while the sum is 43.

The square root of 7027439137 is about 83829.8224798311. The cubic root of 7027439137 is about 1915.4274087751.

The spelling of 7027439137 in words is "seven billion, twenty-seven million, four hundred thirty-nine thousand, one hundred thirty-seven".