1061040123 has 48 divisors (see below), whose sum is σ = 1895362560. Its totient is φ = 562334400.

The previous prime is 1061040109. The next prime is 1061040151. The reversal of 1061040123 is 3210401601.

It is a happy number.

1061040123 is a `hidden beast` number, since 1 + 0 + 610 + 40 + 12 + 3 = 666.

It is not a de Polignac number, because 1061040123 - 2⁶ = 1061040059 is a prime.

It is a super-2 number, since 2×1061040123² = 2251612285231710258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1061040096 and 1061040105.

It is not an unprimeable number, because it can be changed into a prime (1061042123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2758 + ... + 46148.

It is an arithmetic number, because the mean of its divisors is an integer number (39486720).

Almost surely, 2^1061040123 is an apocalyptic number.

1061040123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1061040123 is a deficient number, since it is larger than the sum of its proper divisors (834322437).

1061040123 is a wasteful number, since it uses less digits than its factorization.

1061040123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43440 (or 43437 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1061040123 is about 32573.6108376090. The cubic root of 1061040123 is about 1019.9462111197.

Adding to 1061040123 its reverse (3210401601), we get a palindrome (4271441724).

The spelling of 1061040123 in words is "one billion, sixty-one million, forty thousand, one hundred twenty-three".