1066164155 has 16 divisors (see below), whose sum is σ = 1463037120. Its totient is φ = 730649472.

The previous prime is 1066164137. The next prime is 1066164167. The reversal of 1066164155 is 5514616601.

It is a de Polignac number, because none of the positive numbers 2^k-1066164155 is a prime.

It is a super-2 number, since 2×1066164155² = 2273412010813728050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57581 + ... + 73809.

It is an arithmetic number, because the mean of its divisors is an integer number (91439820).

Almost surely, 2^1066164155 is an apocalyptic number.

1066164155 is a deficient number, since it is larger than the sum of its proper divisors (396872965).

1066164155 is a wasteful number, since it uses less digits than its factorization.

1066164155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18118.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 1066164155 is about 32652.1692234988. The cubic root of 1066164155 is about 1021.5854348927.

The spelling of 1066164155 in words is "one billion, sixty-six million, one hundred sixty-four thousand, one hundred fifty-five".