125213357146 has 8 divisors (see below), whose sum is σ = 190899052884. Its totient is φ = 61580339520.

The previous prime is 125213357123. The next prime is 125213357197. The reversal of 125213357146 is 641753312521.

It can be written as a sum of positive squares in 2 ways, for example, as 124193512921 + 1019844225 = 352411^2 + 31935^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 125213357099 and 125213357108.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 513169375 + ... + 513169618.

Almost surely, 2^125213357146 is an apocalyptic number.

125213357146 is a deficient number, since it is larger than the sum of its proper divisors (65685695738).

125213357146 is a wasteful number, since it uses less digits than its factorization.

125213357146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1026339056.

The product of its digits is 151200, while the sum is 40.

Adding to 125213357146 its reverse (641753312521), we get a palindrome (766966669667).

The spelling of 125213357146 in words is "one hundred twenty-five billion, two hundred thirteen million, three hundred fifty-seven thousand, one hundred forty-six".