1000012502 has 4 divisors (see below), whose sum is σ = 1500018756. Its totient is φ = 500006250.

The previous prime is 1000012501. The next prime is 1000012513. The reversal of 1000012502 is 2052100001.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000012501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250003124 + ... + 250003127.

It is an arithmetic number, because the mean of its divisors is an integer number (375004689).

Almost surely, 2^1000012502 is an apocalyptic number.

1000012502 is a deficient number, since it is larger than the sum of its proper divisors (500006254).

1000012502 is an equidigital number, since it uses as much as digits as its factorization.

1000012502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500006253.

The product of its (nonzero) digits is 20, while the sum is 11.

The square root of 1000012502 is about 31622.9742750425. The cubic root of 1000012502 is about 1000.0041673160.

Adding to 1000012502 its reverse (2052100001), we get a palindrome (3052112503).

The spelling of 1000012502 in words is "one billion, twelve thousand, five hundred two".