124002535312501 has 2 divisors, whose sum is σ = 124002535312502. Its totient is φ = 124002535312500.

The previous prime is 124002535312499. The next prime is 124002535312519. The reversal of 124002535312501 is 105213535200421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111848603222500 + 12153932090001 = 10575850^2 + 3486249^2 .

It is a cyclic number.

It is not a de Polignac number, because 124002535312501 - 2¹ = 124002535312499 is a prime.

Together with 124002535312499, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124002535316501) 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, 62001267656250 + 62001267656251.

It is an arithmetic number, because the mean of its divisors is an integer number (62001267656251).

Almost surely, 2^{124002535312501} is an apocalyptic number.

It is an amenable number.

124002535312501 is a deficient number, since it is larger than the sum of its proper divisors (1).

124002535312501 is an equidigital number, since it uses as much as digits as its factorization.

124002535312501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36000, while the sum is 34.

The spelling of 124002535312501 in words is "one hundred twenty-four trillion, two billion, five hundred thirty-five million, three hundred twelve thousand, five hundred one".