1012052530 has 16 divisors (see below), whose sum is σ = 1823595840. Its totient is φ = 404398512.

The previous prime is 1012052519. The next prime is 1012052539. The reversal of 1012052530 is 352502101.

It is a junction number, because it is equal to n+sod(n) for n = 1012052498 and 1012052507.

It is not an unprimeable number, because it can be changed into a prime (1012052539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42660 + ... + 61999.

It is an arithmetic number, because the mean of its divisors is an integer number (113974740).

Almost surely, 2^1012052530 is an apocalyptic number.

1012052530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1012052530 is a deficient number, since it is larger than the sum of its proper divisors (811543310).

1012052530 is a wasteful number, since it uses less digits than its factorization.

1012052530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105633.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 1012052530 is about 31812.7730636611. The cubic root of 1012052530 is about 1004.0014768262.

Adding to 1012052530 its reverse (352502101), we get a palindrome (1364554631).

The spelling of 1012052530 in words is "one billion, twelve million, fifty-two thousand, five hundred thirty".