4253021111 has 2 divisors, whose sum is σ = 4253021112. Its totient is φ = 4253021110.

The previous prime is 4253021089. The next prime is 4253021119. The reversal of 4253021111 is 1111203524.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4253021111 - 2¹⁰ = 4253020087 is a prime.

It is a super-2 number, since 2×4253021111² = 36176377141223348642, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4253021119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2126510555 + 2126510556.

It is an arithmetic number, because the mean of its divisors is an integer number (2126510556).

Almost surely, 2^4253021111 is an apocalyptic number.

4253021111 is a deficient number, since it is larger than the sum of its proper divisors (1).

4253021111 is an equidigital number, since it uses as much as digits as its factorization.

4253021111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 4253021111 is about 65215.1907993835. The cubic root of 4253021111 is about 1620.1896225478.

Adding to 4253021111 its reverse (1111203524), we get a palindrome (5364224635).

The spelling of 4253021111 in words is "four billion, two hundred fifty-three million, twenty-one thousand, one hundred eleven".