1105252011 has 12 divisors (see below), whose sum is σ = 1597344840. Its totient is φ = 736433280.

The previous prime is 1105251997. The next prime is 1105252037. The reversal of 1105252011 is 1102525011.

1105252011 is a `hidden beast` number, since 110 + 525 + 20 + 11 = 666.

It is not a de Polignac number, because 1105252011 - 2⁶ = 1105251947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1105252411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15505 + ... + 49506.

It is an arithmetic number, because the mean of its divisors is an integer number (133112070).

Almost surely, 2^1105252011 is an apocalyptic number.

1105252011 is a deficient number, since it is larger than the sum of its proper divisors (492092829).

1105252011 is a wasteful number, since it uses less digits than its factorization.

1105252011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66906 (or 66903 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 18.

The square root of 1105252011 is about 33245.3306646212. The cubic root of 1105252011 is about 1033.9204005608.

Adding to 1105252011 its reverse (1102525011), we get a palindrome (2207777022).

It can be divided in two parts, 1105 and 252011, that added together give a triangular number (253116 = T₇₁₁).

The spelling of 1105252011 in words is "one billion, one hundred five million, two hundred fifty-two thousand, eleven".