213629023 has 2 divisors, whose sum is σ = 213629024. Its totient is φ = 213629022.

The previous prime is 213628981. The next prime is 213629047. The reversal of 213629023 is 320926312.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213629023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 213628982 and 213629000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213629063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106814511 + 106814512.

It is an arithmetic number, because the mean of its divisors is an integer number (106814512).

Almost surely, 2^213629023 is an apocalyptic number.

213629023 is a deficient number, since it is larger than the sum of its proper divisors (1).

213629023 is an equidigital number, since it uses as much as digits as its factorization.

213629023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 213629023 is about 14616.0536055394. The cubic root of 213629023 is about 597.7965689843.

The spelling of 213629023 in words is "two hundred thirteen million, six hundred twenty-nine thousand, twenty-three".