1655060011 has 4 divisors (see below), whose sum is σ = 1805520024. Its totient is φ = 1504600000.

The previous prime is 1655060009. The next prime is 1655060047. The reversal of 1655060011 is 1100605561.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1100605561 = 11 ⋅100055051.

It is a cyclic number.

It is not a de Polignac number, because 1655060011 - 2¹ = 1655060009 is a prime.

It is a super-2 number, since 2×1655060011² = 5478447280022640242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1655060051) 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, 75229990 + ... + 75230011.

It is an arithmetic number, because the mean of its divisors is an integer number (451380006).

Almost surely, 2^1655060011 is an apocalyptic number.

1655060011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1655060011 is a deficient number, since it is larger than the sum of its proper divisors (150460013).

1655060011 is a wasteful number, since it uses less digits than its factorization.

1655060011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150460012.

The product of its (nonzero) digits is 900, while the sum is 25.

The square root of 1655060011 is about 40682.4287745951. The cubic root of 1655060011 is about 1182.8724454091.

Adding to 1655060011 its reverse (1100605561), we get a palindrome (2755665572).

The spelling of 1655060011 in words is "one billion, six hundred fifty-five million, sixty thousand, eleven".