125522134 has 4 divisors (see below), whose sum is σ = 188283204. Its totient is φ = 62761066.

The previous prime is 125522123. The next prime is 125522149. The reversal of 125522134 is 431225521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 431225521 = 1039 ⋅415039.

It is a super-2 number, since 2×125522134² = 31511612247827912, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 125522099 and 125522108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31380532 + ... + 31380535.

It is an arithmetic number, because the mean of its divisors is an integer number (47070801).

Almost surely, 2^125522134 is an apocalyptic number.

125522134 is a deficient number, since it is larger than the sum of its proper divisors (62761070).

125522134 is an equidigital number, since it uses as much as digits as its factorization.

125522134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62761069.

The product of its digits is 2400, while the sum is 25.

The square root of 125522134 is about 11203.6660964168. Note that the first 3 decimals coincide. The cubic root of 125522134 is about 500.6952115804.

Adding to 125522134 its reverse (431225521), we get a palindrome (556747655).

The spelling of 125522134 in words is "one hundred twenty-five million, five hundred twenty-two thousand, one hundred thirty-four".