125212466 has 4 divisors (see below), whose sum is σ = 187818702. Its totient is φ = 62606232.

The previous prime is 125212453. The next prime is 125212511. The reversal of 125212466 is 664212521.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 125104225 + 108241 = 11185^2 + 329^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31303115 + ... + 31303118.

Almost surely, 2^125212466 is an apocalyptic number.

125212466 is a deficient number, since it is larger than the sum of its proper divisors (62606236).

125212466 is an equidigital number, since it uses as much as digits as its factorization.

125212466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62606235.

The product of its digits is 5760, while the sum is 29.

The square root of 125212466 is about 11189.8376216994. The cubic root of 125212466 is about 500.2831276472.

Adding to 125212466 its reverse (664212521), we get a palindrome (789424987).

The spelling of 125212466 in words is "one hundred twenty-five million, two hundred twelve thousand, four hundred sixty-six".