1401123 has 16 divisors (see below), whose sum is σ = 2007936. Its totient is φ = 865920.

The previous prime is 1401119. The next prime is 1401131. The reversal of 1401123 is 3211041.

It is a happy number.

It is not a de Polignac number, because 1401123 - 2² = 1401119 is a prime.

It is a super-2 number, since 2×1401123² = 3926291322258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1401099 and 1401108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401623) 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, 4068 + ... + 4398.

It is an arithmetic number, because the mean of its divisors is an integer number (125496).

2^1401123 is an apocalyptic number.

1401123 is a deficient number, since it is larger than the sum of its proper divisors (606813).

1401123 is a wasteful number, since it uses less digits than its factorization.

1401123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1401123 is about 1183.6904156071. The cubic root of 1401123 is about 111.8987978254.

Adding to 1401123 its reverse (3211041), we get a palindrome (4612164).

The spelling of 1401123 in words is "one million, four hundred one thousand, one hundred twenty-three".