125549266 has 16 divisors (see below), whose sum is σ = 190771200. Its totient is φ = 61964320.

The previous prime is 125549261. The next prime is 125549273. The reversal of 125549266 is 662945521.

It is not an unprimeable number, because it can be changed into a prime (125549261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51135 + ... + 53533.

It is an arithmetic number, because the mean of its divisors is an integer number (11923200).

Almost surely, 2^125549266 is an apocalyptic number.

125549266 is a deficient number, since it is larger than the sum of its proper divisors (65221934).

125549266 is a wasteful number, since it uses less digits than its factorization.

125549266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2729.

The product of its digits is 129600, while the sum is 40.

The square root of 125549266 is about 11204.8768846427. The cubic root of 125549266 is about 500.7312845909.

The spelling of 125549266 in words is "one hundred twenty-five million, five hundred forty-nine thousand, two hundred sixty-six".