1520808196 has 6 divisors (see below), whose sum is σ = 2661414350. Its totient is φ = 760404096.

The previous prime is 1520808181. The next prime is 1520808257. The reversal of 1520808196 is 6918080251.

It can be written as a sum of positive squares in only one way, i.e., 1516012096 + 4796100 = 38936^2 + 2190^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 190101021 + ... + 190101028.

Almost surely, 2^1520808196 is an apocalyptic number.

It is an amenable number.

1520808196 is a deficient number, since it is larger than the sum of its proper divisors (1140606154).

1520808196 is a wasteful number, since it uses less digits than its factorization.

1520808196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380202053 (or 380202051 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 40.

The square root of 1520808196 is about 38997.5408968309. The cubic root of 1520808196 is about 1149.9831619463.

The spelling of 1520808196 in words is "one billion, five hundred twenty million, eight hundred eight thousand, one hundred ninety-six".