1042146123 has 32 divisors (see below), whose sum is σ = 1474744320. Its totient is φ = 653283840.

The previous prime is 1042146113. The next prime is 1042146137. The reversal of 1042146123 is 3216412401.

It is not a de Polignac number, because 1042146123 - 2¹² = 1042142027 is a prime.

It is a super-2 number, since 2×1042146123² = 2172137083367862258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1042146093 and 1042146102.

It is not an unprimeable number, because it can be changed into a prime (1042146113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1369063 + ... + 1369823.

It is an arithmetic number, because the mean of its divisors is an integer number (46085760).

Almost surely, 2^1042146123 is an apocalyptic number.

1042146123 is a deficient number, since it is larger than the sum of its proper divisors (432598197).

1042146123 is a wasteful number, since it uses less digits than its factorization.

1042146123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 1042146123 is about 32282.2880694662. The cubic root of 1042146123 is about 1013.8558367539.

Adding to 1042146123 its reverse (3216412401), we get a palindrome (4258558524).

The spelling of 1042146123 in words is "one billion, forty-two million, one hundred forty-six thousand, one hundred twenty-three".