1013986629 has 12 divisors (see below), whose sum is σ = 1477610316. Its totient is φ = 670008192.

The previous prime is 1013986627. The next prime is 1013986637. The reversal of 1013986629 is 9266893101.

It is a happy number.

1013986629 is a `hidden beast` number, since 1 + 0 + 13 + 9 + 8 + 6 + 629 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 242424900 + 771561729 = 15570^2 + 27777^2 .

It is not a de Polignac number, because 1013986629 - 2¹ = 1013986627 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013986627) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 497502 + ... + 499535.

It is an arithmetic number, because the mean of its divisors is an integer number (123134193).

Almost surely, 2^1013986629 is an apocalyptic number.

It is an amenable number.

1013986629 is a deficient number, since it is larger than the sum of its proper divisors (463623687).

1013986629 is a wasteful number, since it uses less digits than its factorization.

1013986629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997156 (or 997153 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 45.

The square root of 1013986629 is about 31843.1567059549. The cubic root of 1013986629 is about 1004.6406408067.

The spelling of 1013986629 in words is "one billion, thirteen million, nine hundred eighty-six thousand, six hundred twenty-nine".