1616162059 has 4 divisors (see below), whose sum is σ = 1701223240. Its totient is φ = 1531100880.

The previous prime is 1616162033. The next prime is 1616162071. The reversal of 1616162059 is 9502616161.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1616162059 - 2⁷ = 1616161931 is a prime.

It is a super-2 number, since 2×1616162059² = 5223959601902238962, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1616162099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42530562 + ... + 42530599.

It is an arithmetic number, because the mean of its divisors is an integer number (425305810).

Almost surely, 2^1616162059 is an apocalyptic number.

1616162059 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1616162059 is a deficient number, since it is larger than the sum of its proper divisors (85061181).

1616162059 is an equidigital number, since it uses as much as digits as its factorization.

1616162059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85061180.

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 1616162059 is about 40201.5181181010. The cubic root of 1616162059 is about 1173.5320879102.

The spelling of 1616162059 in words is "one billion, six hundred sixteen million, one hundred sixty-two thousand, fifty-nine".