140121005502433 has 2 divisors, whose sum is σ = 140121005502434. Its totient is φ = 140121005502432.

The previous prime is 140121005502389. The next prime is 140121005502437. The reversal of 140121005502433 is 334205500121041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72757095669729 + 67363909832704 = 8529777^2 + 8207552^2 .

It is a cyclic number.

It is not a de Polignac number, because 140121005502433 - 2³⁷ = 139983566548961 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140121005502395 and 140121005502404.

It is not a weakly prime, because it can be changed into another prime (140121005502437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70060502751216 + 70060502751217.

It is an arithmetic number, because the mean of its divisors is an integer number (70060502751217).

Almost surely, 2^{140121005502433} is an apocalyptic number.

It is an amenable number.

140121005502433 is a deficient number, since it is larger than the sum of its proper divisors (1).

140121005502433 is an equidigital number, since it uses as much as digits as its factorization.

140121005502433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 140121005502433 its reverse (334205500121041), we get a palindrome (474326505623474).

The spelling of 140121005502433 in words is "one hundred forty trillion, one hundred twenty-one billion, five million, five hundred two thousand, four hundred thirty-three".