1025913184997 has 2 divisors, whose sum is σ = 1025913184998. Its totient is φ = 1025913184996.

The previous prime is 1025913184973. The next prime is 1025913185027. The reversal of 1025913184997 is 7994813195201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1023271841761 + 2641343236 = 1011569^2 + 51394^2 .

It is a cyclic number.

It is not a de Polignac number, because 1025913184997 - 2¹⁶ = 1025913119461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1025913184957) 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, 512956592498 + 512956592499.

It is an arithmetic number, because the mean of its divisors is an integer number (512956592499).

Almost surely, 2^{1025913184997} is an apocalyptic number.

It is an amenable number.

1025913184997 is a deficient number, since it is larger than the sum of its proper divisors (1).

1025913184997 is an equidigital number, since it uses as much as digits as its factorization.

1025913184997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4898880, while the sum is 59.

The spelling of 1025913184997 in words is "one trillion, twenty-five billion, nine hundred thirteen million, one hundred eighty-four thousand, nine hundred ninety-seven".