264210043 has 2 divisors, whose sum is σ = 264210044. Its totient is φ = 264210042.

The previous prime is 264210019. The next prime is 264210047. The reversal of 264210043 is 340012462.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-264210043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 264209996 and 264210023.

It is not a weakly prime, because it can be changed into another prime (264210047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132105021 + 132105022.

It is an arithmetic number, because the mean of its divisors is an integer number (132105022).

Almost surely, 2^264210043 is an apocalyptic number.

264210043 is a deficient number, since it is larger than the sum of its proper divisors (1).

264210043 is an equidigital number, since it uses as much as digits as its factorization.

264210043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 264210043 is about 16254.5391506496. The cubic root of 264210043 is about 641.6769522461.

The spelling of 264210043 in words is "two hundred sixty-four million, two hundred ten thousand, forty-three".