1066106615 has 16 divisors (see below), whose sum is σ = 1462663488. Its totient is φ = 730757376.

The previous prime is 1066106609. The next prime is 1066106621. The reversal of 1066106615 is 5166016601.

It is an interprime number because it is at equal distance from previous prime (1066106609) and next prime (1066106621).

It is a cyclic number.

It is not a de Polignac number, because 1066106615 - 2¹² = 1066102519 is a prime.

It is a super-2 number, since 2×1066106615² = 2273166629093516450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124409 + ... + 132701.

It is an arithmetic number, because the mean of its divisors is an integer number (91416468).

Almost surely, 2^1066106615 is an apocalyptic number.

1066106615 is a deficient number, since it is larger than the sum of its proper divisors (396556873).

1066106615 is an equidigital number, since it uses as much as digits as its factorization.

1066106615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11978.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 1066106615 is about 32651.2881062907. The cubic root of 1066106615 is about 1021.5670565210.

The spelling of 1066106615 in words is "one billion, sixty-six million, one hundred six thousand, six hundred fifteen".