1942965761 has 8 divisors (see below), whose sum is σ = 2136290304. Its totient is φ = 1752423120.

The previous prime is 1942965721. The next prime is 1942965823. The reversal of 1942965761 is 1675692491.

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

It is a cyclic number.

It is not a de Polignac number, because 1942965761 - 2¹⁴ = 1942949377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1942965721) 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, 694010 + ... + 696803.

It is an arithmetic number, because the mean of its divisors is an integer number (267036288).

Almost surely, 2^1942965761 is an apocalyptic number.

1942965761 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1942965761 is a deficient number, since it is larger than the sum of its proper divisors (193324543).

1942965761 is a wasteful number, since it uses less digits than its factorization.

1942965761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1390951.

The product of its digits is 816480, while the sum is 50.

The square root of 1942965761 is about 44079.0853013081. The cubic root of 1942965761 is about 1247.8289270168.

The spelling of 1942965761 in words is "one billion, nine hundred forty-two million, nine hundred sixty-five thousand, seven hundred sixty-one".