1965116 has 6 divisors (see below), whose sum is σ = 3438960. Its totient is φ = 982556.

The previous prime is 1965109. The next prime is 1965133. The reversal of 1965116 is 6115691.

It is a plaindrome in base 11.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245636 + ... + 245643.

It is an arithmetic number, because the mean of its divisors is an integer number (573160).

2^1965116 is an apocalyptic number.

It is an amenable number.

1965116 is a deficient number, since it is larger than the sum of its proper divisors (1473844).

1965116 is a wasteful number, since it uses less digits than its factorization.

1965116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491283 (or 491281 counting only the distinct ones).

The product of its digits is 1620, while the sum is 29.

The square root of 1965116 is about 1401.8259521068. The cubic root of 1965116 is about 125.2552862764.

The spelling of 1965116 in words is "one million, nine hundred sixty-five thousand, one hundred sixteen".