1655041411 has 4 divisors (see below), whose sum is σ = 1659784000. Its totient is φ = 1650298824.

The previous prime is 1655041373. The next prime is 1655041459. The reversal of 1655041411 is 1141405561.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1655041411 - 2²⁹ = 1118170499 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 1655041411.

It is not an unprimeable number, because it can be changed into a prime (1655041471) 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, 2370771 + ... + 2371468.

It is an arithmetic number, because the mean of its divisors is an integer number (414946000).

Almost surely, 2^1655041411 is an apocalyptic number.

1655041411 is a deficient number, since it is larger than the sum of its proper divisors (4742589).

1655041411 is an equidigital number, since it uses as much as digits as its factorization.

1655041411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4742588.

The product of its (nonzero) digits is 2400, while the sum is 28.

The square root of 1655041411 is about 40682.2001740319. The cubic root of 1655041411 is about 1182.8680142485.

Adding to 1655041411 its reverse (1141405561), we get a palindrome (2796446972).

The spelling of 1655041411 in words is "one billion, six hundred fifty-five million, forty-one thousand, four hundred eleven".