1102065641 has 8 divisors (see below), whose sum is σ = 1113680064. Its totient is φ = 1090465200.

The previous prime is 1102065637. The next prime is 1102065649. The reversal of 1102065641 is 1465602011.

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 1102065641 - 2² = 1102065637 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1102065641.

It is not an unprimeable number, because it can be changed into a prime (1102065649) 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, 246956 + ... + 251378.

It is an arithmetic number, because the mean of its divisors is an integer number (139210008).

Almost surely, 2^1102065641 is an apocalyptic number.

It is an amenable number.

1102065641 is a deficient number, since it is larger than the sum of its proper divisors (11614423).

1102065641 is a wasteful number, since it uses less digits than its factorization.

1102065641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6991.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 1102065641 is about 33197.3740075928. The cubic root of 1102065641 is about 1032.9258690294.

Adding to 1102065641 its reverse (1465602011), we get a palindrome (2567667652).

The spelling of 1102065641 in words is "one billion, one hundred two million, sixty-five thousand, six hundred forty-one".