7049731901 has 2 divisors, whose sum is σ = 7049731902. Its totient is φ = 7049731900.

The previous prime is 7049731891. The next prime is 7049731933. The reversal of 7049731901 is 1091379407.

7049731901 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6872575801 + 177156100 = 82901^2 + 13310^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7049731901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7049731961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3524865950 + 3524865951.

It is an arithmetic number, because the mean of its divisors is an integer number (3524865951).

Almost surely, 2^7049731901 is an apocalyptic number.

It is an amenable number.

7049731901 is a deficient number, since it is larger than the sum of its proper divisors (1).

7049731901 is an equidigital number, since it uses as much as digits as its factorization.

7049731901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47628, while the sum is 41.

The square root of 7049731901 is about 83962.6815972430. The cubic root of 7049731901 is about 1917.4506730085.

The spelling of 7049731901 in words is "seven billion, forty-nine million, seven hundred thirty-one thousand, nine hundred one".