125573990997211 has 2 divisors, whose sum is σ = 125573990997212. Its totient is φ = 125573990997210.

The previous prime is 125573990997113. The next prime is 125573990997373. The reversal of 125573990997211 is 112799099375521.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125573990997211 is a prime.

It is not a weakly prime, because it can be changed into another prime (125573990997011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62786995498605 + 62786995498606.

It is an arithmetic number, because the mean of its divisors is an integer number (62786995498606).

Almost surely, 2^{125573990997211} is an apocalyptic number.

125573990997211 is a deficient number, since it is larger than the sum of its proper divisors (1).

125573990997211 is an equidigital number, since it uses as much as digits as its factorization.

125573990997211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96446700, while the sum is 70.

The spelling of 125573990997211 in words is "one hundred twenty-five trillion, five hundred seventy-three billion, nine hundred ninety million, nine hundred ninety-seven thousand, two hundred eleven".