1077705 has 24 divisors (see below), whose sum is σ = 1939392. Its totient is φ = 574128.

The previous prime is 1077697. The next prime is 1077707. The reversal of 1077705 is 5077701.

It is not a de Polignac number, because 1077705 - 2³ = 1077697 is a prime.

It is a super-2 number, since 2×1077705² = 2322896134050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1077707) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 772 + ... + 1658.

It is an arithmetic number, because the mean of its divisors is an integer number (80808).

2^1077705 is an apocalyptic number.

1077705 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1077705 is a deficient number, since it is larger than the sum of its proper divisors (861687).

1077705 is an frugal number, since it uses more digits than its factorization.

1077705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 907 (or 895 counting only the distinct ones).

The product of its (nonzero) digits is 1715, while the sum is 27.

The square root of 1077705 is about 1038.1257149305. The cubic root of 1077705 is about 102.5258312846.

The spelling of 1077705 in words is "one million, seventy-seven thousand, seven hundred five".