134155403412 has 24 divisors (see below), whose sum is σ = 316256383296. Its totient is φ = 44257452288.

The previous prime is 134155403411. The next prime is 134155403443. The reversal of 134155403412 is 214304551431.

It is a super-2 number, since 2×134155403412² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134155403411) 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, 57625728 + ... + 57628055.

It is an arithmetic number, because the mean of its divisors is an integer number (13177349304).

Almost surely, 2^134155403412 is an apocalyptic number.

134155403412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

134155403412 is an abundant number, since it is smaller than the sum of its proper divisors (182100979884).

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

134155403412 is a wasteful number, since it uses less digits than its factorization.

134155403412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115253887 (or 115253885 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 134155403412 its reverse (214304551431), we get a palindrome (348459954843).

The spelling of 134155403412 in words is "one hundred thirty-four billion, one hundred fifty-five million, four hundred three thousand, four hundred twelve".