126235025 has 18 divisors (see below), whose sum is σ = 182089350. Its totient is φ = 86560320.

The previous prime is 126235001. The next prime is 126235027. The reversal of 126235025 is 520532621.

126235025 = 1581² + 1582² + ... + 1629².

It can be written as a sum of positive squares in 3 ways, for example, as 2202256 + 124032769 = 1484^2 + 11137^2 .

It is not a de Polignac number, because 126235025 - 2⁶ = 126234961 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 126234985 and 126235003.

It is not an unprimeable number, because it can be changed into a prime (126235027) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 50300 + ... + 52749.

It is an arithmetic number, because the mean of its divisors is an integer number (10116075).

Almost surely, 2^126235025 is an apocalyptic number.

It is an amenable number.

126235025 is a deficient number, since it is larger than the sum of its proper divisors (55854325).

126235025 is a wasteful number, since it uses less digits than its factorization.

126235025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103073 (or 103061 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 126235025 is about 11235.4361286067. The cubic root of 126235025 is about 501.6413063317.

Adding to 126235025 its reverse (520532621), we get a palindrome (646767646).

The spelling of 126235025 in words is "one hundred twenty-six million, two hundred thirty-five thousand, twenty-five".