4256313133 has 2 divisors, whose sum is σ = 4256313134. Its totient is φ = 4256313132.

The previous prime is 4256313121. The next prime is 4256313143. The reversal of 4256313133 is 3313136524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2727659529 + 1528653604 = 52227^2 + 39098^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4256313133 is a prime.

It is a super-2 number, since 2×4256313133² = 36232402972296551378, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4256313095 and 4256313104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4256313143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2128156566 + 2128156567.

It is an arithmetic number, because the mean of its divisors is an integer number (2128156567).

Almost surely, 2^4256313133 is an apocalyptic number.

It is an amenable number.

4256313133 is a deficient number, since it is larger than the sum of its proper divisors (1).

4256313133 is an equidigital number, since it uses as much as digits as its factorization.

4256313133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19440, while the sum is 31.

The square root of 4256313133 is about 65240.4256040685. The cubic root of 4256313133 is about 1620.6075469803.

Adding to 4256313133 its reverse (3313136524), we get a palindrome (7569449657).

It can be divided in two parts, 42563 and 13133, that added together give a square (55696 = 236²).

The spelling of 4256313133 in words is "four billion, two hundred fifty-six million, three hundred thirteen thousand, one hundred thirty-three".