31134214 has 16 divisors (see below), whose sum is σ = 47764080. Its totient is φ = 15215200.

The previous prime is 31134143. The next prime is 31134221. The reversal of 31134214 is 41243113.

It is a junction number, because it is equal to n+sod(n) for n = 31134191 and 31134200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44064 + ... + 44764.

It is an arithmetic number, because the mean of its divisors is an integer number (2985255).

Almost surely, 2^31134214 is an apocalyptic number.

31134214 is a deficient number, since it is larger than the sum of its proper divisors (16629866).

31134214 is a wasteful number, since it uses less digits than its factorization.

31134214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1175.

The product of its digits is 288, while the sum is 19.

The square root of 31134214 is about 5579.8041184257. The cubic root of 31134214 is about 314.5907644439.

Adding to 31134214 its reverse (41243113), we get a palindrome (72377327).

The spelling of 31134214 in words is "thirty-one million, one hundred thirty-four thousand, two hundred fourteen".