125984456693 has 2 divisors, whose sum is σ = 125984456694. Its totient is φ = 125984456692.

The previous prime is 125984456687. The next prime is 125984456699. The reversal of 125984456693 is 396654489521.

It is a balanced prime because it is at equal distance from previous prime (125984456687) and next prime (125984456699).

It can be written as a sum of positive squares in only one way, i.e., 119938927684 + 6045529009 = 346322^2 + 77753^2 .

It is a cyclic number.

It is not a de Polignac number, because 125984456693 - 2⁶ = 125984456629 is a prime.

It is a super-3 number, since 3×125984456693³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (125984456699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62992228346 + 62992228347.

It is an arithmetic number, because the mean of its divisors is an integer number (62992228347).

Almost surely, 2^125984456693 is an apocalyptic number.

It is an amenable number.

125984456693 is a deficient number, since it is larger than the sum of its proper divisors (1).

125984456693 is an equidigital number, since it uses as much as digits as its factorization.

125984456693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 55987200, while the sum is 62.

The spelling of 125984456693 in words is "one hundred twenty-five billion, nine hundred eighty-four million, four hundred fifty-six thousand, six hundred ninety-three".