1351609916 has 12 divisors (see below), whose sum is σ = 2489807880. Its totient is φ = 640236240.

The previous prime is 1351609867. The next prime is 1351609921. The reversal of 1351609916 is 6199061531.

It is a congruent number.

It is an unprimeable number.

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, 8892095 + ... + 8892246.

It is an arithmetic number, because the mean of its divisors is an integer number (207483990).

Almost surely, 2^1351609916 is an apocalyptic number.

It is an amenable number.

1351609916 is a deficient number, since it is larger than the sum of its proper divisors (1138197964).

1351609916 is a wasteful number, since it uses less digits than its factorization.

1351609916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17784364 (or 17784362 counting only the distinct ones).

The product of its (nonzero) digits is 43740, while the sum is 41.

The square root of 1351609916 is about 36764.2477959226. The cubic root of 1351609916 is about 1105.6486070136.

The spelling of 1351609916 in words is "one billion, three hundred fifty-one million, six hundred nine thousand, nine hundred sixteen".