1052125042 has 4 divisors (see below), whose sum is σ = 1578187566. Its totient is φ = 526062520.

The previous prime is 1052125031. The next prime is 1052125069. The reversal of 1052125042 is 2405212501.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 791915881 + 260209161 = 28141^2 + 16131^2 .

It is a super-2 number, since 2×1052125042² = 2213934208007003528, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263031259 + ... + 263031262.

Almost surely, 2^1052125042 is an apocalyptic number.

1052125042 is a deficient number, since it is larger than the sum of its proper divisors (526062524).

1052125042 is an equidigital number, since it uses as much as digits as its factorization.

1052125042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526062523.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 1052125042 is about 32436.4770281854. The cubic root of 1052125042 is about 1017.0815725256.

Adding to 1052125042 its reverse (2405212501), we get a palindrome (3457337543).

The spelling of 1052125042 in words is "one billion, fifty-two million, one hundred twenty-five thousand, forty-two".