4025120127251 has 2 divisors, whose sum is σ = 4025120127252. Its totient is φ = 4025120127250.

The previous prime is 4025120127241. The next prime is 4025120127271. The reversal of 4025120127251 is 1527210215204.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4025120127251 is a prime.

It is a super-2 number, since 2×4025120127251² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4025120127241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2012560063625 + 2012560063626.

It is an arithmetic number, because the mean of its divisors is an integer number (2012560063626).

Almost surely, 2^{4025120127251} is an apocalyptic number.

4025120127251 is a deficient number, since it is larger than the sum of its proper divisors (1).

4025120127251 is an equidigital number, since it uses as much as digits as its factorization.

4025120127251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11200, while the sum is 32.

The spelling of 4025120127251 in words is "four trillion, twenty-five billion, one hundred twenty million, one hundred twenty-seven thousand, two hundred fifty-one".