125251311350099 has 4 divisors (see below), whose sum is σ = 136637794200120. Its totient is φ = 113864828500080.

The previous prime is 125251311350093. The next prime is 125251311350107. The reversal of 125251311350099 is 990053113152521.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 125251311350099 - 2³⁶ = 125182591873363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125251311350093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5693241424994 + ... + 5693241425015.

It is an arithmetic number, because the mean of its divisors is an integer number (34159448550030).

Almost surely, 2^{125251311350099} is an apocalyptic number.

125251311350099 is a deficient number, since it is larger than the sum of its proper divisors (11386482850021).

125251311350099 is a wasteful number, since it uses less digits than its factorization.

125251311350099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11386482850020.

The product of its (nonzero) digits is 364500, while the sum is 47.

The spelling of 125251311350099 in words is "one hundred twenty-five trillion, two hundred fifty-one billion, three hundred eleven million, three hundred fifty thousand, ninety-nine".