125011314123551 has 16 divisors (see below), whose sum is σ = 127790551684224. Its totient is φ = 122247765379584.

The previous prime is 125011314123529. The next prime is 125011314123559. The reversal of 125011314123551 is 155321413110521.

It is a cyclic number.

It is not a de Polignac number, because 125011314123551 - 2¹⁸ = 125011313861407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125011314123559) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114763175 + ... + 115847351.

It is an arithmetic number, because the mean of its divisors is an integer number (7986909480264).

Almost surely, 2^{125011314123551} is an apocalyptic number.

125011314123551 is a deficient number, since it is larger than the sum of its proper divisors (2779237560673).

125011314123551 is a wasteful number, since it uses less digits than its factorization.

125011314123551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1091410.

The product of its (nonzero) digits is 18000, while the sum is 35.

The spelling of 125011314123551 in words is "one hundred twenty-five trillion, eleven billion, three hundred fourteen million, one hundred twenty-three thousand, five hundred fifty-one".