1055123 has 4 divisors (see below), whose sum is σ = 1058808. Its totient is φ = 1051440.

The previous prime is 1055113. The next prime is 1055137. The reversal of 1055123 is 3215501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3215501 = 163 ⋅19727.

It is a cyclic number.

It is not a de Polignac number, because 1055123 - 2¹² = 1051027 is a prime.

It is a super-2 number, since 2×1055123² = 2226569090258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1055113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1373 + ... + 1998.

It is an arithmetic number, because the mean of its divisors is an integer number (264702).

2^1055123 is an apocalyptic number.

1055123 is a deficient number, since it is larger than the sum of its proper divisors (3685).

1055123 is an equidigital number, since it uses as much as digits as its factorization.

1055123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3684.

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 1055123 is about 1027.1918029268. The cubic root of 1055123 is about 101.8046691106.

The spelling of 1055123 in words is "one million, fifty-five thousand, one hundred twenty-three".