125901137 has 8 divisors (see below), whose sum is σ = 130513920. Its totient is φ = 121322880.

The previous prime is 125901101. The next prime is 125901143. The reversal of 125901137 is 731109521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 125901137 - 2⁶ = 125901073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125901157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1088 + ... + 15905.

It is an arithmetic number, because the mean of its divisors is an integer number (16314240).

Almost surely, 2^125901137 is an apocalyptic number.

It is an amenable number.

125901137 is a deficient number, since it is larger than the sum of its proper divisors (4612783).

125901137 is a wasteful number, since it uses less digits than its factorization.

125901137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17263.

The product of its (nonzero) digits is 1890, while the sum is 29.

The square root of 125901137 is about 11220.5675881392. The cubic root of 125901137 is about 501.1986402270.

The spelling of 125901137 in words is "one hundred twenty-five million, nine hundred one thousand, one hundred thirty-seven".