213114379 has 2 divisors, whose sum is σ = 213114380. Its totient is φ = 213114378.

The previous prime is 213114371. The next prime is 213114409. The reversal of 213114379 is 973411312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213114379 - 2³ = 213114371 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 213114379.

It is not a weakly prime, because it can be changed into another prime (213114371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106557189 + 106557190.

It is an arithmetic number, because the mean of its divisors is an integer number (106557190).

Almost surely, 2^213114379 is an apocalyptic number.

213114379 is a deficient number, since it is larger than the sum of its proper divisors (1).

213114379 is an equidigital number, since it uses as much as digits as its factorization.

213114379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536, while the sum is 31.

The square root of 213114379 is about 14598.4375533822. The cubic root of 213114379 is about 597.3161414425.

The spelling of 213114379 in words is "two hundred thirteen million, one hundred fourteen thousand, three hundred seventy-nine".