125606997 has 16 divisors (see below), whose sum is σ = 186281280. Its totient is φ = 83649456.

The previous prime is 125606953. The next prime is 125607007. The reversal of 125606997 is 799606521.

It is a happy number.

It is not a de Polignac number, because 125606997 - 2¹¹ = 125604949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125606927) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32658 + ... + 36300.

It is an arithmetic number, because the mean of its divisors is an integer number (11642580).

Almost surely, 2^125606997 is an apocalyptic number.

It is an amenable number.

125606997 is a deficient number, since it is larger than the sum of its proper divisors (60674283).

125606997 is a wasteful number, since it uses less digits than its factorization.

125606997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4929 (or 4923 counting only the distinct ones).

The product of its (nonzero) digits is 204120, while the sum is 45.

The square root of 125606997 is about 11207.4527435988. The cubic root of 125606997 is about 500.8080228281.

The spelling of 125606997 in words is "one hundred twenty-five million, six hundred six thousand, nine hundred ninety-seven".