1416189899 has 4 divisors (see below), whose sum is σ = 1419830880. Its totient is φ = 1412548920.

The previous prime is 1416189889. The next prime is 1416189953. The reversal of 1416189899 is 9989816141.

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 1416189899 - 2⁴ = 1416189883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1416189809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1819907 + ... + 1820684.

It is an arithmetic number, because the mean of its divisors is an integer number (354957720).

Almost surely, 2^1416189899 is an apocalyptic number.

1416189899 is a deficient number, since it is larger than the sum of its proper divisors (3640981).

1416189899 is an equidigital number, since it uses as much as digits as its factorization.

1416189899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3640980.

The product of its digits is 1119744, while the sum is 56.

The square root of 1416189899 is about 37632.2986143552. The cubic root of 1416189899 is about 1122.9846780700.

The spelling of 1416189899 in words is "one billion, four hundred sixteen million, one hundred eighty-nine thousand, eight hundred ninety-nine".