126525265 has 4 divisors (see below), whose sum is σ = 151830324. Its totient is φ = 101220208.

The previous prime is 126525263. The next prime is 126525281. The reversal of 126525265 is 562525621.

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

It can be written as a sum of positive squares in 2 ways, for example, as 28772496 + 97752769 = 5364^2 + 9887^2 .

It is a cyclic number.

It is not a de Polignac number, because 126525265 - 2¹ = 126525263 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 126525265.

It is not an unprimeable number, because it can be changed into a prime (126525263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12652522 + ... + 12652531.

It is an arithmetic number, because the mean of its divisors is an integer number (37957581).

Almost surely, 2^126525265 is an apocalyptic number.

It is an amenable number.

126525265 is a deficient number, since it is larger than the sum of its proper divisors (25305059).

126525265 is an equidigital number, since it uses as much as digits as its factorization.

126525265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25305058.

The product of its digits is 36000, while the sum is 34.

The square root of 126525265 is about 11248.3449893751. The cubic root of 126525265 is about 502.0254705256.

The spelling of 126525265 in words is "one hundred twenty-six million, five hundred twenty-five thousand, two hundred sixty-five".