12535802 has 4 divisors (see below), whose sum is σ = 18803706. Its totient is φ = 6267900.

The previous prime is 12535771. The next prime is 12535807. The reversal of 12535802 is 20853521.

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

It can be written as a sum of positive squares in only one way, i.e., 10042561 + 2493241 = 3169^2 + 1579^2 .

It is not an unprimeable number, because it can be changed into a prime (12535807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3133949 + ... + 3133952.

Almost surely, 2^12535802 is an apocalyptic number.

12535802 is a deficient number, since it is larger than the sum of its proper divisors (6267904).

12535802 is an equidigital number, since it uses as much as digits as its factorization.

12535802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6267903.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 12535802 is about 3540.5934530810. The cubic root of 12535802 is about 232.3008013630.

The spelling of 12535802 in words is "twelve million, five hundred thirty-five thousand, eight hundred two".