125711338 has 4 divisors (see below), whose sum is σ = 188567010. Its totient is φ = 62855668.

The previous prime is 125711309. The next prime is 125711381. The reversal of 125711338 is 833117521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 833117521 = 17 ⋅49006913.

It can be written as a sum of positive squares in only one way, i.e., 70610409 + 55100929 = 8403^2 + 7423^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31427833 + ... + 31427836.

Almost surely, 2^125711338 is an apocalyptic number.

125711338 is a deficient number, since it is larger than the sum of its proper divisors (62855672).

125711338 is an equidigital number, since it uses as much as digits as its factorization.

125711338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62855671.

The product of its digits is 5040, while the sum is 31.

The square root of 125711338 is about 11212.1067601053. The cubic root of 125711338 is about 500.9466572158.

Adding to 125711338 its reverse (833117521), we get a palindrome (958828859).

The spelling of 125711338 in words is "one hundred twenty-five million, seven hundred eleven thousand, three hundred thirty-eight".