1012365013 has 12 divisors (see below), whose sum is σ = 1126861120. Its totient is φ = 908673480.

The previous prime is 1012364993. The next prime is 1012365017. The reversal of 1012365013 is 3105632101.

It is a happy number.

It is not a de Polignac number, because 1012365013 - 2²¹ = 1010267861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012365017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43395 + ... + 62512.

Almost surely, 2^1012365013 is an apocalyptic number.

It is an amenable number.

1012365013 is a deficient number, since it is larger than the sum of its proper divisors (114496107).

1012365013 is a wasteful number, since it uses less digits than its factorization.

1012365013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106008 (or 105997 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 1012365013 is about 31817.6839666246. The cubic root of 1012365013 is about 1004.1047985742.

Adding to 1012365013 its reverse (3105632101), we get a palindrome (4117997114).

It can be divided in two parts, 1012 and 365013, that added together give a square (366025 = 605²).

The spelling of 1012365013 in words is "one billion, twelve million, three hundred sixty-five thousand, thirteen".