7479052899121 has 2 divisors, whose sum is σ = 7479052899122. Its totient is φ = 7479052899120.

The previous prime is 7479052899113. The next prime is 7479052899139. The reversal of 7479052899121 is 1219982509747.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6858825772096 + 620227127025 = 2618936^2 + 787545^2 .

It is a cyclic number.

It is not a de Polignac number, because 7479052899121 - 2³ = 7479052899113 is a prime.

It is not a weakly prime, because it can be changed into another prime (7479052899421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3739526449560 + 3739526449561.

It is an arithmetic number, because the mean of its divisors is an integer number (3739526449561).

Almost surely, 2^{7479052899121} is an apocalyptic number.

It is an amenable number.

7479052899121 is a deficient number, since it is larger than the sum of its proper divisors (1).

7479052899121 is an equidigital number, since it uses as much as digits as its factorization.

7479052899121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22861440, while the sum is 64.

The spelling of 7479052899121 in words is "seven trillion, four hundred seventy-nine billion, fifty-two million, eight hundred ninety-nine thousand, one hundred twenty-one".