213435701 has 2 divisors, whose sum is σ = 213435702. Its totient is φ = 213435700.

The previous prime is 213435671. The next prime is 213435749. The reversal of 213435701 is 107534312.

213435701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 191822500 + 21613201 = 13850^2 + 4649^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213435701 is a prime.

It is a super-2 number, since 2×213435701² = 91109596922722802, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213432701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106717850 + 106717851.

It is an arithmetic number, because the mean of its divisors is an integer number (106717851).

Almost surely, 2^213435701 is an apocalyptic number.

It is an amenable number.

213435701 is a deficient number, since it is larger than the sum of its proper divisors (1).

213435701 is an equidigital number, since it uses as much as digits as its factorization.

213435701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 213435701 is about 14609.4387640320. The cubic root of 213435701 is about 597.6161907055.

The spelling of 213435701 in words is "two hundred thirteen million, four hundred thirty-five thousand, seven hundred one".