125140347 has 12 divisors (see below), whose sum is σ = 180941280. Its totient is φ = 83342448.

The previous prime is 125140343. The next prime is 125140361. The reversal of 125140347 is 743041521.

125140347 is a `hidden beast` number, since 1 + 251 + 403 + 4 + 7 = 666.

It is not a de Polignac number, because 125140347 - 2² = 125140343 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125140347.

It is not an unprimeable number, because it can be changed into a prime (125140343) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3118 + ... + 16124.

It is an arithmetic number, because the mean of its divisors is an integer number (15078440).

Almost surely, 2^125140347 is an apocalyptic number.

125140347 is a deficient number, since it is larger than the sum of its proper divisors (55800933).

125140347 is a wasteful number, since it uses less digits than its factorization.

125140347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14082 (or 14079 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 125140347 is about 11186.6146353577. The cubic root of 125140347 is about 500.1870593422.

Adding to 125140347 its reverse (743041521), we get a palindrome (868181868).

The spelling of 125140347 in words is "one hundred twenty-five million, one hundred forty thousand, three hundred forty-seven".