1012015532 has 24 divisors (see below), whose sum is σ = 1936295760. Its totient is φ = 458991360.

The previous prime is 1012015507. The next prime is 1012015541. The reversal of 1012015532 is 2355102101.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5057 + ... + 45272.

It is an arithmetic number, because the mean of its divisors is an integer number (80678990).

Almost surely, 2^1012015532 is an apocalyptic number.

It is an amenable number.

1012015532 is a deficient number, since it is larger than the sum of its proper divisors (924280228).

1012015532 is a wasteful number, since it uses less digits than its factorization.

1012015532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50801 (or 50799 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 1012015532 is about 31812.1915623555. The cubic root of 1012015532 is about 1003.9892421190.

Adding to 1012015532 its reverse (2355102101), we get a palindrome (3367117633).

It can be divided in two parts, 10120 and 15532, that added together give a palindrome (25652).

The spelling of 1012015532 in words is "one billion, twelve million, fifteen thousand, five hundred thirty-two".