1972461404141 has 2 divisors, whose sum is σ = 1972461404142. Its totient is φ = 1972461404140.

The previous prime is 1972461404119. The next prime is 1972461404227. The reversal of 1972461404141 is 1414041642791.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1799767134916 + 172694269225 = 1341554^2 + 415565^2 .

It is a cyclic number.

It is not a de Polignac number, because 1972461404141 - 2²² = 1972457209837 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1972461404092 and 1972461404101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1972461403141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 986230702070 + 986230702071.

It is an arithmetic number, because the mean of its divisors is an integer number (986230702071).

Almost surely, 2^{1972461404141} is an apocalyptic number.

It is an amenable number.

1972461404141 is a deficient number, since it is larger than the sum of its proper divisors (1).

1972461404141 is an equidigital number, since it uses as much as digits as its factorization.

1972461404141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 44.

The spelling of 1972461404141 in words is "one trillion, nine hundred seventy-two billion, four hundred sixty-one million, four hundred four thousand, one hundred forty-one".