1625125641311 has 2 divisors, whose sum is σ = 1625125641312. Its totient is φ = 1625125641310.

The previous prime is 1625125641289. The next prime is 1625125641319. The reversal of 1625125641311 is 1131465215261.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1625125641311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1625125641319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 812562820655 + 812562820656.

It is an arithmetic number, because the mean of its divisors is an integer number (812562820656).

Almost surely, 2^{1625125641311} is an apocalyptic number.

1625125641311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1625125641311 is an equidigital number, since it uses as much as digits as its factorization.

1625125641311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43200, while the sum is 38.

The spelling of 1625125641311 in words is "one trillion, six hundred twenty-five billion, one hundred twenty-five million, six hundred forty-one thousand, three hundred eleven".