125522099 has 2 divisors, whose sum is σ = 125522100. Its totient is φ = 125522098.

The previous prime is 125522039. The next prime is 125522119. The reversal of 125522099 is 990225521.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125522099 is a prime.

It is not a weakly prime, because it can be changed into another prime (125522039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62761049 + 62761050.

It is an arithmetic number, because the mean of its divisors is an integer number (62761050).

Almost surely, 2^125522099 is an apocalyptic number.

125522099 is a deficient number, since it is larger than the sum of its proper divisors (1).

125522099 is an equidigital number, since it uses as much as digits as its factorization.

125522099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16200, while the sum is 35.

The square root of 125522099 is about 11203.6645344280. The cubic root of 125522099 is about 500.6951650432.

The spelling of 125522099 in words is "one hundred twenty-five million, five hundred twenty-two thousand, ninety-nine".