125338776371 has 2 divisors, whose sum is σ = 125338776372. Its totient is φ = 125338776370.

The previous prime is 125338776293. The next prime is 125338776377. The reversal of 125338776371 is 173677833521.

It is a strong prime.

It is an emirp because it is prime and its reverse (173677833521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 125338776371 - 2¹⁰ = 125338775347 is a prime.

It is not a weakly prime, because it can be changed into another prime (125338776377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62669388185 + 62669388186.

It is an arithmetic number, because the mean of its divisors is an integer number (62669388186).

Almost surely, 2^125338776371 is an apocalyptic number.

125338776371 is a deficient number, since it is larger than the sum of its proper divisors (1).

125338776371 is an equidigital number, since it uses as much as digits as its factorization.

125338776371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4445280, while the sum is 53.

The spelling of 125338776371 in words is "one hundred twenty-five billion, three hundred thirty-eight million, seven hundred seventy-six thousand, three hundred seventy-one".