1012411851 has 16 divisors (see below), whose sum is σ = 1486366848. Its totient is φ = 607846400.

The previous prime is 1012411847. The next prime is 1012411867. The reversal of 1012411851 is 1581142101.

It is a cyclic number.

It is not a de Polignac number, because 1012411851 - 2² = 1012411847 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1012411891) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139830 + ... + 146891.

It is an arithmetic number, because the mean of its divisors is an integer number (92897928).

Almost surely, 2^1012411851 is an apocalyptic number.

1012411851 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1012411851 is a deficient number, since it is larger than the sum of its proper divisors (473954997).

1012411851 is a wasteful number, since it uses less digits than its factorization.

1012411851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286842.

The product of its (nonzero) digits is 320, while the sum is 24.

The square root of 1012411851 is about 31818.4199953423. The cubic root of 1012411851 is about 1004.1202836133.

Adding to 1012411851 its reverse (1581142101), we get a palindrome (2593553952).

The spelling of 1012411851 in words is "one billion, twelve million, four hundred eleven thousand, eight hundred fifty-one".