211453134 has 16 divisors (see below), whose sum is σ = 423057360. Its totient is φ = 70459200.

The previous prime is 211453127. The next prime is 211453153. The reversal of 211453134 is 431354112.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21012 + ... + 29400.

It is an arithmetic number, because the mean of its divisors is an integer number (26441085).

Almost surely, 2^211453134 is an apocalyptic number.

211453134 is an abundant number, since it is smaller than the sum of its proper divisors (211604226).

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

211453134 is a wasteful number, since it uses less digits than its factorization.

211453134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12595.

The product of its digits is 1440, while the sum is 24.

The square root of 211453134 is about 14541.4281967075. The cubic root of 211453134 is about 595.7600474695.

The spelling of 211453134 in words is "two hundred eleven million, four hundred fifty-three thousand, one hundred thirty-four".