125215124350439 has 2 divisors, whose sum is σ = 125215124350440. Its totient is φ = 125215124350438.

The previous prime is 125215124350417. The next prime is 125215124350453. The reversal of 125215124350439 is 934053421512521.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125215124350439 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125215124350393 and 125215124350402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125215124350489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62607562175219 + 62607562175220.

It is an arithmetic number, because the mean of its divisors is an integer number (62607562175220).

Almost surely, 2^{125215124350439} is an apocalyptic number.

125215124350439 is a deficient number, since it is larger than the sum of its proper divisors (1).

125215124350439 is an equidigital number, since it uses as much as digits as its factorization.

125215124350439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296000, while the sum is 47.

The spelling of 125215124350439 in words is "one hundred twenty-five trillion, two hundred fifteen billion, one hundred twenty-four million, three hundred fifty thousand, four hundred thirty-nine".