1619399102 has 8 divisors (see below), whose sum is σ = 2429312256. Its totient is φ = 809628352.

The previous prime is 1619399101. The next prime is 1619399113. The reversal of 1619399102 is 2019939161.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1619399102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1619399101) 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, 83 + ... + 56910.

It is an arithmetic number, because the mean of its divisors is an integer number (303664032).

Almost surely, 2^1619399102 is an apocalyptic number.

1619399102 is a deficient number, since it is larger than the sum of its proper divisors (809913154).

1619399102 is a wasteful number, since it uses less digits than its factorization.

1619399102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71202.

The product of its (nonzero) digits is 26244, while the sum is 41.

The square root of 1619399102 is about 40241.7581872363. The cubic root of 1619399102 is about 1174.3150622856.

The spelling of 1619399102 in words is "one billion, six hundred nineteen million, three hundred ninety-nine thousand, one hundred two".