1965141 has 12 divisors (see below), whose sum is σ = 2944032. Its totient is φ = 1309932.

The previous prime is 1965133. The next prime is 1965167. The reversal of 1965141 is 1415691.

1965141 is a `hidden beast` number, since 1 + 9 + 651 + 4 + 1 = 666.

It is not a de Polignac number, because 1965141 - 2³ = 1965133 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1965541) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3801 + ... + 4286.

It is an arithmetic number, because the mean of its divisors is an integer number (245336).

2^1965141 is an apocalyptic number.

It is an amenable number.

1965141 is a deficient number, since it is larger than the sum of its proper divisors (978891).

1965141 is an frugal number, since it uses more digits than its factorization.

1965141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8102 (or 8090 counting only the distinct ones).

The product of its digits is 1080, while the sum is 27.

The square root of 1965141 is about 1401.8348690199. The cubic root of 1965141 is about 125.2558174357.

The spelling of 1965141 in words is "one million, nine hundred sixty-five thousand, one hundred forty-one".