6973121038 has 32 divisors (see below), whose sum is σ = 11441368512. Its totient is φ = 3167942400.

The previous prime is 6973121033. The next prime is 6973121063. The reversal of 6973121038 is 8301213796.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6973121033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1023423 + ... + 1030213.

It is an arithmetic number, because the mean of its divisors is an integer number (357542766).

Almost surely, 2^6973121038 is an apocalyptic number.

6973121038 is a deficient number, since it is larger than the sum of its proper divisors (4468247474).

6973121038 is a wasteful number, since it uses less digits than its factorization.

6973121038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7420.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 6973121038 is about 83505.2156335160. The cubic root of 6973121038 is about 1910.4795848049.

The spelling of 6973121038 in words is "six billion, nine hundred seventy-three million, one hundred twenty-one thousand, thirty-eight".