1042123875 has 64 divisors (see below), whose sum is σ = 1965949440. Its totient is φ = 486000000.

The previous prime is 1042123861. The next prime is 1042123883. The reversal of 1042123875 is 5783212401.

It is not a de Polignac number, because 1042123875 - 2⁵ = 1042123843 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 87000 + ... + 98250.

It is an arithmetic number, because the mean of its divisors is an integer number (30717960).

Almost surely, 2^1042123875 is an apocalyptic number.

1042123875 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1042123875 is a deficient number, since it is larger than the sum of its proper divisors (923825565).

1042123875 is a wasteful number, since it uses less digits than its factorization.

1042123875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11301 (or 11291 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 1042123875 is about 32281.9434823866. The cubic root of 1042123875 is about 1013.8486220186.

The spelling of 1042123875 in words is "one billion, forty-two million, one hundred twenty-three thousand, eight hundred seventy-five".