1055165 has 16 divisors (see below), whose sum is σ = 1382400. Its totient is φ = 770112.

The previous prime is 1055143. The next prime is 1055167. The reversal of 1055165 is 5615501.

1055165 = T₉₉ + T₁₀₀ + ... + T₁₉₃.

It is a cyclic number.

It is not a de Polignac number, because 1055165 - 2⁸ = 1054909 is a prime.

It is a super-2 number, since 2×1055165² = 2226746354450, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1055165.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2564 + ... + 2946.

It is an arithmetic number, because the mean of its divisors is an integer number (86400).

2^1055165 is an apocalyptic number.

It is an amenable number.

1055165 is a deficient number, since it is larger than the sum of its proper divisors (327235).

1055165 is a wasteful number, since it uses less digits than its factorization.

1055165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436.

The product of its (nonzero) digits is 750, while the sum is 23.

The square root of 1055165 is about 1027.2122468117. The cubic root of 1055165 is about 101.8060198976.

The spelling of 1055165 in words is "one million, fifty-five thousand, one hundred sixty-five".