12545002 has 4 divisors (see below), whose sum is σ = 18817506. Its totient is φ = 6272500.

The previous prime is 12544999. The next prime is 12545041. The reversal of 12545002 is 20054521.

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., 9308601 + 3236401 = 3051^2 + 1799^2 .

It is an unprimeable number.

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, 3136249 + ... + 3136252.

Almost surely, 2^12545002 is an apocalyptic number.

12545002 is a deficient number, since it is larger than the sum of its proper divisors (6272504).

12545002 is an equidigital number, since it uses as much as digits as its factorization.

12545002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6272503.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 12545002 is about 3541.8924320199. The cubic root of 12545002 is about 232.3576158310.

Adding to 12545002 its reverse (20054521), we get a palindrome (32599523).

The spelling of 12545002 in words is "twelve million, five hundred forty-five thousand, two".