1106161509 has 32 divisors (see below), whose sum is σ = 1569697920. Its totient is φ = 691891200.

The previous prime is 1106161493. The next prime is 1106161531. The reversal of 1106161509 is 9051616011.

It is not a de Polignac number, because 1106161509 - 2⁴ = 1106161493 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1106161579) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 403674 + ... + 406404.

It is an arithmetic number, because the mean of its divisors is an integer number (49053060).

Almost surely, 2^1106161509 is an apocalyptic number.

It is an amenable number.

1106161509 is a deficient number, since it is larger than the sum of its proper divisors (463536411).

1106161509 is a wasteful number, since it uses less digits than its factorization.

1106161509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2901.

The product of its (nonzero) digits is 1620, while the sum is 30.

The square root of 1106161509 is about 33259.0064343480. The cubic root of 1106161509 is about 1034.2039228439.

The spelling of 1106161509 in words is "one billion, one hundred six million, one hundred sixty-one thousand, five hundred nine".