1594972099 has 12 divisors (see below), whose sum is σ = 1936045584. Its totient is φ = 1307678064.

The previous prime is 1594972087. The next prime is 1594972123. The reversal of 1594972099 is 9902794951.

It is not a de Polignac number, because 1594972099 - 2⁷ = 1594971971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1594972199) 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 11 ways as a sum of consecutive naturals, for example, 706492 + ... + 708745.

It is an arithmetic number, because the mean of its divisors is an integer number (161337132).

Almost surely, 2^1594972099 is an apocalyptic number.

1594972099 is a deficient number, since it is larger than the sum of its proper divisors (341073485).

1594972099 is a wasteful number, since it uses less digits than its factorization.

1594972099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1415274 (or 1415267 counting only the distinct ones).

The product of its (nonzero) digits is 1837080, while the sum is 55.

The square root of 1594972099 is about 39937.1017851822. The cubic root of 1594972099 is about 1168.3806704227.

It can be divided in two parts, 159497 and 2099, that added together give a triangular number (161596 = T₅₆₈).

The spelling of 1594972099 in words is "one billion, five hundred ninety-four million, nine hundred seventy-two thousand, ninety-nine".