126528033 has 4 divisors (see below), whose sum is σ = 168704048. Its totient is φ = 84352020.

The previous prime is 126528029. The next prime is 126528041. The reversal of 126528033 is 330825621.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 126528033 - 2² = 126528029 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126528023) 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, 21088003 + ... + 21088008.

It is an arithmetic number, because the mean of its divisors is an integer number (42176012).

Almost surely, 2^126528033 is an apocalyptic number.

It is an amenable number.

126528033 is a deficient number, since it is larger than the sum of its proper divisors (42176015).

126528033 is an equidigital number, since it uses as much as digits as its factorization.

126528033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42176014.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 126528033 is about 11248.4680290251. The cubic root of 126528033 is about 502.0291314449.

The spelling of 126528033 in words is "one hundred twenty-six million, five hundred twenty-eight thousand, thirty-three".