213052093 has 2 divisors, whose sum is σ = 213052094. Its totient is φ = 213052092.

The previous prime is 213052051. The next prime is 213052123. The reversal of 213052093 is 390250312.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 175377049 + 37675044 = 13243^2 + 6138^2 .

It is a cyclic number.

It is not a de Polignac number, because 213052093 - 2¹⁷ = 212921021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213052003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106526046 + 106526047.

It is an arithmetic number, because the mean of its divisors is an integer number (106526047).

Almost surely, 2^213052093 is an apocalyptic number.

It is an amenable number.

213052093 is a deficient number, since it is larger than the sum of its proper divisors (1).

213052093 is an equidigital number, since it uses as much as digits as its factorization.

213052093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 213052093 is about 14596.3040869941. The cubic root of 213052093 is about 597.2579441207.

The spelling of 213052093 in words is "two hundred thirteen million, fifty-two thousand, ninety-three".