2136240453497 has 2 divisors, whose sum is σ = 2136240453498. Its totient is φ = 2136240453496.

The previous prime is 2136240453409. The next prime is 2136240453527. The reversal of 2136240453497 is 7943540426312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1509996134761 + 626244318736 = 1228819^2 + 791356^2 .

It is a cyclic number.

It is not a de Polignac number, because 2136240453497 - 2⁸ = 2136240453241 is a prime.

It is not a weakly prime, because it can be changed into another prime (2136240453097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1068120226748 + 1068120226749.

It is an arithmetic number, because the mean of its divisors is an integer number (1068120226749).

Almost surely, 2^{2136240453497} is an apocalyptic number.

It is an amenable number.

2136240453497 is a deficient number, since it is larger than the sum of its proper divisors (1).

2136240453497 is an equidigital number, since it uses as much as digits as its factorization.

2136240453497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4354560, while the sum is 50.

The spelling of 2136240453497 in words is "two trillion, one hundred thirty-six billion, two hundred forty million, four hundred fifty-three thousand, four hundred ninety-seven".