1012506512 has 10 divisors (see below), whose sum is σ = 1961731398. Its totient is φ = 506253248.

The previous prime is 1012506511. The next prime is 1012506533. The reversal of 1012506512 is 2156052101.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 659667856 + 352838656 = 25684^2 + 18784^2 .

It is a super-2 number, since 2×1012506512² = 2050338873684812288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1012506511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31640813 + ... + 31640844.

Almost surely, 2^1012506512 is an apocalyptic number.

It is an amenable number.

1012506512 is a deficient number, since it is larger than the sum of its proper divisors (949224886).

1012506512 is an equidigital number, since it uses as much as digits as its factorization.

1012506512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63281665 (or 63281659 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 1012506512 is about 31819.9074794381. The cubic root of 1012506512 is about 1004.1515778828.

Adding to 1012506512 its reverse (2156052101), we get a palindrome (3168558613).

The spelling of 1012506512 in words is "one billion, twelve million, five hundred six thousand, five hundred twelve".