7000139801 has 2 divisors, whose sum is σ = 7000139802. Its totient is φ = 7000139800.

The previous prime is 7000139761. The next prime is 7000139813. The reversal of 7000139801 is 1089310007.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3981736201 + 3018403600 = 63101^2 + 54940^2 .

It is a cyclic number.

It is not a de Polignac number, because 7000139801 - 2⁶ = 7000139737 is a prime.

It is not a weakly prime, because it can be changed into another prime (7000139821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3500069900 + 3500069901.

It is an arithmetic number, because the mean of its divisors is an integer number (3500069901).

Almost surely, 2^7000139801 is an apocalyptic number.

It is an amenable number.

7000139801 is a deficient number, since it is larger than the sum of its proper divisors (1).

7000139801 is an equidigital number, since it uses as much as digits as its factorization.

7000139801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 29.

The square root of 7000139801 is about 83666.8381200102. The cubic root of 7000139801 is about 1912.9439174349.

Adding to 7000139801 its reverse (1089310007), we get a palindrome (8089449808).

The spelling of 7000139801 in words is "seven billion, one hundred thirty-nine thousand, eight hundred one".