1627661113 has 8 divisors (see below), whose sum is σ = 1763621888. Its totient is φ = 1493236944.

The previous prime is 1627661099. The next prime is 1627661131. The reversal of 1627661113 is 3111667261.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1627661113 - 2⁵ = 1627661081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1627661213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 381945 + ... + 386182.

It is an arithmetic number, because the mean of its divisors is an integer number (220452736).

Almost surely, 2^1627661113 is an apocalyptic number.

1627661113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1627661113 is a deficient number, since it is larger than the sum of its proper divisors (135960775).

1627661113 is a wasteful number, since it uses less digits than its factorization.

1627661113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 768303.

The product of its digits is 9072, while the sum is 34.

The square root of 1627661113 is about 40344.2822838627. The cubic root of 1627661113 is about 1176.3087546104.

The spelling of 1627661113 in words is "one billion, six hundred twenty-seven million, six hundred sixty-one thousand, one hundred thirteen".