1965136 has 20 divisors (see below), whose sum is σ = 3830112. Its totient is φ = 976736.

The previous prime is 1965133. The next prime is 1965167. The reversal of 1965136 is 6315691.

It is a plaindrome in base 11.

It is a junction number, because it is equal to n+sod(n) for n = 1965098 and 1965107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1965133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3975 + ... + 4441.

2^1965136 is an apocalyptic number.

1965136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1965136 is a deficient number, since it is larger than the sum of its proper divisors (1864976).

1965136 is a wasteful number, since it uses less digits than its factorization.

1965136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 738 (or 732 counting only the distinct ones).

The product of its digits is 4860, while the sum is 31.

The square root of 1965136 is about 1401.8330856418. The cubic root of 1965136 is about 125.2557112042.

The spelling of 1965136 in words is "one million, nine hundred sixty-five thousand, one hundred thirty-six".