124273661503 has 2 divisors, whose sum is σ = 124273661504. Its totient is φ = 124273661502.

The previous prime is 124273661467. The next prime is 124273661507. The reversal of 124273661503 is 305166372421.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 124273661503 - 2¹⁷ = 124273530431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124273661507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62136830751 + 62136830752.

It is an arithmetic number, because the mean of its divisors is an integer number (62136830752).

Almost surely, 2^124273661503 is an apocalyptic number.

124273661503 is a deficient number, since it is larger than the sum of its proper divisors (1).

124273661503 is an equidigital number, since it uses as much as digits as its factorization.

124273661503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 40.

The spelling of 124273661503 in words is "one hundred twenty-four billion, two hundred seventy-three million, six hundred sixty-one thousand, five hundred three".