126525463 has 4 divisors (see below), whose sum is σ = 130888440. Its totient is φ = 122162488.

The previous prime is 126525439. The next prime is 126525473. The reversal of 126525463 is 364525621.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126525463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126525403) 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, 2181445 + ... + 2181502.

It is an arithmetic number, because the mean of its divisors is an integer number (32722110).

Almost surely, 2^126525463 is an apocalyptic number.

126525463 is a deficient number, since it is larger than the sum of its proper divisors (4362977).

126525463 is an equidigital number, since it uses as much as digits as its factorization.

126525463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4362976.

The product of its digits is 43200, while the sum is 34.

The square root of 126525463 is about 11248.3537906664. The cubic root of 126525463 is about 502.0257323995.

The spelling of 126525463 in words is "one hundred twenty-six million, five hundred twenty-five thousand, four hundred sixty-three".