101540648453 has 2 divisors, whose sum is σ = 101540648454. Its totient is φ = 101540648452.

The previous prime is 101540648449. The next prime is 101540648467. The reversal of 101540648453 is 354846045101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101510420449 + 30228004 = 318607^2 + 5498^2 .

It is a cyclic number.

It is not a de Polignac number, because 101540648453 - 2² = 101540648449 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101540648453.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101540648353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50770324226 + 50770324227.

It is an arithmetic number, because the mean of its divisors is an integer number (50770324227).

Almost surely, 2^101540648453 is an apocalyptic number.

It is an amenable number.

101540648453 is a deficient number, since it is larger than the sum of its proper divisors (1).

101540648453 is an equidigital number, since it uses as much as digits as its factorization.

101540648453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 230400, while the sum is 41.

The spelling of 101540648453 in words is "one hundred one billion, five hundred forty million, six hundred forty-eight thousand, four hundred fifty-three".