134431412 has 12 divisors (see below), whose sum is σ = 245483616. Its totient is φ = 64293240.

The previous prime is 134431391. The next prime is 134431417. The reversal of 134431412 is 214134431.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134431417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 730514 + ... + 730697.

It is an arithmetic number, because the mean of its divisors is an integer number (20456968).

Almost surely, 2^134431412 is an apocalyptic number.

It is an amenable number.

134431412 is a deficient number, since it is larger than the sum of its proper divisors (111052204).

134431412 is a wasteful number, since it uses less digits than its factorization.

134431412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1461238 (or 1461236 counting only the distinct ones).

The product of its digits is 1152, while the sum is 23.

The square root of 134431412 is about 11594.4560890108. The cubic root of 134431412 is about 512.2715691887.

Adding to 134431412 its reverse (214134431), we get a palindrome (348565843).

The spelling of 134431412 in words is "one hundred thirty-four million, four hundred thirty-one thousand, four hundred twelve".