125741140217 has 12 divisors (see below), whose sum is σ = 157955813568. Its totient is φ = 97980108600.

The previous prime is 125741140211. The next prime is 125741140241. The reversal of 125741140217 is 712041147521.

It is a happy number.

It is not a de Polignac number, because 125741140217 - 2⁸ = 125741139961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125741140211) 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, 74226509 + ... + 74228202.

It is an arithmetic number, because the mean of its divisors is an integer number (13162984464).

Almost surely, 2^125741140217 is an apocalyptic number.

It is an amenable number.

125741140217 is a deficient number, since it is larger than the sum of its proper divisors (32214673351).

125741140217 is a wasteful number, since it uses less digits than its factorization.

125741140217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148454740 (or 148454729 counting only the distinct ones).

The product of its (nonzero) digits is 15680, while the sum is 35.

Adding to 125741140217 its reverse (712041147521), we get a palindrome (837782287738).

The spelling of 125741140217 in words is "one hundred twenty-five billion, seven hundred forty-one million, one hundred forty thousand, two hundred seventeen".