1940529965 has 8 divisors (see below), whose sum is σ = 2540330208. Its totient is φ = 1411294480.

The previous prime is 1940529949. The next prime is 1940529967. The reversal of 1940529965 is 5699250491.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1940529965 - 2⁴ = 1940529949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1940529967) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17641127 + ... + 17641236.

It is an arithmetic number, because the mean of its divisors is an integer number (317541276).

Almost surely, 2^1940529965 is an apocalyptic number.

It is an amenable number.

1940529965 is a deficient number, since it is larger than the sum of its proper divisors (599800243).

1940529965 is a wasteful number, since it uses less digits than its factorization.

1940529965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35282379.

The product of its (nonzero) digits is 874800, while the sum is 50.

The square root of 1940529965 is about 44051.4467980338. The cubic root of 1940529965 is about 1247.3072626979.

The spelling of 1940529965 in words is "one billion, nine hundred forty million, five hundred twenty-nine thousand, nine hundred sixty-five".