1025179224997 has 2 divisors, whose sum is σ = 1025179224998. Its totient is φ = 1025179224996.

The previous prime is 1025179224991. The next prime is 1025179225027. The reversal of 1025179224997 is 7994229715201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 757594419201 + 267584805796 = 870399^2 + 517286^2 .

It is a cyclic number.

It is not a de Polignac number, because 1025179224997 - 2³ = 1025179224989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1025179224991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512589612498 + 512589612499.

It is an arithmetic number, because the mean of its divisors is an integer number (512589612499).

Almost surely, 2^{1025179224997} is an apocalyptic number.

It is an amenable number.

1025179224997 is a deficient number, since it is larger than the sum of its proper divisors (1).

1025179224997 is an equidigital number, since it uses as much as digits as its factorization.

1025179224997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5715360, while the sum is 58.

The spelling of 1025179224997 in words is "one trillion, twenty-five billion, one hundred seventy-nine million, two hundred twenty-four thousand, nine hundred ninety-seven".