105135453012 has 24 divisors (see below), whose sum is σ = 245545568800. Its totient is φ = 35012363616.

The previous prime is 105135452999. The next prime is 105135453041. The reversal of 105135453012 is 210354531501.

It is a super-2 number, since 2×105135453012² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4085062 + ... + 4110717.

Almost surely, 2^105135453012 is an apocalyptic number.

105135453012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

105135453012 is an abundant number, since it is smaller than the sum of its proper divisors (140410115788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105135453012 is a wasteful number, since it uses less digits than its factorization.

105135453012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8196855 (or 8196853 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 105135453012 its reverse (210354531501), we get a palindrome (315489984513).

The spelling of 105135453012 in words is "one hundred five billion, one hundred thirty-five million, four hundred fifty-three thousand, twelve".