105144451134 has 16 divisors (see below), whose sum is σ = 210320355072. Its totient is φ = 35042908248.

The previous prime is 105144451117. The next prime is 105144451207. The reversal of 105144451134 is 431154441501.

It is a super-2 number, since 2×105144451134² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105144451095 and 105144451104.

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, 1266964 + ... + 1347399.

It is an arithmetic number, because the mean of its divisors is an integer number (13145022192).

Almost surely, 2^105144451134 is an apocalyptic number.

105144451134 is an abundant number, since it is smaller than the sum of its proper divisors (105175903938).

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

105144451134 is a wasteful number, since it uses less digits than its factorization.

105144451134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2621071.

The product of its (nonzero) digits is 19200, while the sum is 33.

Adding to 105144451134 its reverse (431154441501), we get a palindrome (536298892635).

The spelling of 105144451134 in words is "one hundred five billion, one hundred forty-four million, four hundred fifty-one thousand, one hundred thirty-four".