125418134 has 4 divisors (see below), whose sum is σ = 188127204. Its totient is φ = 62709066.

The previous prime is 125418133. The next prime is 125418151. The reversal of 125418134 is 431814521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 431814521 = 47 ⋅9187543.

It is a junction number, because it is equal to n+sod(n) for n = 125418097 and 125418106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125418131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31354532 + ... + 31354535.

It is an arithmetic number, because the mean of its divisors is an integer number (47031801).

Almost surely, 2^125418134 is an apocalyptic number.

125418134 is a deficient number, since it is larger than the sum of its proper divisors (62709070).

125418134 is an equidigital number, since it uses as much as digits as its factorization.

125418134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62709069.

The product of its digits is 3840, while the sum is 29.

The square root of 125418134 is about 11199.0237967423. The cubic root of 125418134 is about 500.5568915134.

The spelling of 125418134 in words is "one hundred twenty-five million, four hundred eighteen thousand, one hundred thirty-four".