1061110505 has 32 divisors (see below), whose sum is σ = 1659377664. Its totient is φ = 632134656.

The previous prime is 1061110487. The next prime is 1061110529. The reversal of 1061110505 is 5050111601.

It is a cyclic number.

It is not a de Polignac number, because 1061110505 - 2¹⁸ = 1060848361 is a prime.

It is a super-2 number, since 2×1061110505² = 2251911007642710050, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60857 + ... + 76326.

It is an arithmetic number, because the mean of its divisors is an integer number (51855552).

Almost surely, 2^1061110505 is an apocalyptic number.

It is an amenable number.

1061110505 is a deficient number, since it is larger than the sum of its proper divisors (598267159).

1061110505 is a wasteful number, since it uses less digits than its factorization.

1061110505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137225.

The product of its (nonzero) digits is 150, while the sum is 20.

The square root of 1061110505 is about 32574.6911727494. The cubic root of 1061110505 is about 1019.9687626599.

The spelling of 1061110505 in words is "one billion, sixty-one million, one hundred ten thousand, five hundred five".