1634830013 has 4 divisors (see below), whose sum is σ = 1646591520. Its totient is φ = 1623068508.

The previous prime is 1634829971. The next prime is 1634830019. The reversal of 1634830013 is 3100384361.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1634830013 - 2¹² = 1634825917 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 (1634830019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5880545 + ... + 5880822.

It is an arithmetic number, because the mean of its divisors is an integer number (411647880).

Almost surely, 2^1634830013 is an apocalyptic number.

It is an amenable number.

1634830013 is a deficient number, since it is larger than the sum of its proper divisors (11761507).

1634830013 is a wasteful number, since it uses less digits than its factorization.

1634830013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11761506.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 1634830013 is about 40433.0312121167. The cubic root of 1634830013 is about 1178.0332105153.

The spelling of 1634830013 in words is "one billion, six hundred thirty-four million, eight hundred thirty thousand, thirteen".