1012513447 has 16 divisors (see below), whose sum is σ = 1124121600. Its totient is φ = 904242240.

The previous prime is 1012513427. The next prime is 1012513459. The reversal of 1012513447 is 7443152101.

It is not a de Polignac number, because 1012513447 - 2¹⁹ = 1011989159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012513427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 299754 + ... + 303112.

It is an arithmetic number, because the mean of its divisors is an integer number (70257600).

Almost surely, 2^1012513447 is an apocalyptic number.

1012513447 is a deficient number, since it is larger than the sum of its proper divisors (111608153).

1012513447 is a wasteful number, since it uses less digits than its factorization.

1012513447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3846.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 1012513447 is about 31820.0164519128. The cubic root of 1012513447 is about 1004.1538704689.

Adding to 1012513447 its reverse (7443152101), we get a palindrome (8455665548).

The spelling of 1012513447 in words is "one billion, twelve million, five hundred thirteen thousand, four hundred forty-seven".