125381338 has 4 divisors (see below), whose sum is σ = 188072010. Its totient is φ = 62690668.

The previous prime is 125381293. The next prime is 125381353. The reversal of 125381338 is 833183521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 833183521 = 787 ⋅1058683.

It can be written as a sum of positive squares in only one way, i.e., 108513889 + 16867449 = 10417^2 + 4107^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31345333 + ... + 31345336.

Almost surely, 2^125381338 is an apocalyptic number.

125381338 is a deficient number, since it is larger than the sum of its proper divisors (62690672).

125381338 is an equidigital number, since it uses as much as digits as its factorization.

125381338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62690671.

The product of its digits is 17280, while the sum is 34.

The square root of 125381338 is about 11197.3808544677. The cubic root of 125381338 is about 500.5079344970.

The spelling of 125381338 in words is "one hundred twenty-five million, three hundred eighty-one thousand, three hundred thirty-eight".