4056357457 has 2 divisors, whose sum is σ = 4056357458. Its totient is φ = 4056357456.

The previous prime is 4056357451. The next prime is 4056357467. The reversal of 4056357457 is 7547536504.

4056357457 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., 3351136321 + 705221136 = 57889^2 + 26556^2 .

It is a cyclic number.

It is not a de Polignac number, because 4056357457 - 2³ = 4056357449 is a prime.

It is not a weakly prime, because it can be changed into another prime (4056357451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2028178728 + 2028178729.

It is an arithmetic number, because the mean of its divisors is an integer number (2028178729).

Almost surely, 2^4056357457 is an apocalyptic number.

It is an amenable number.

4056357457 is a deficient number, since it is larger than the sum of its proper divisors (1).

4056357457 is an equidigital number, since it uses as much as digits as its factorization.

4056357457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1764000, while the sum is 46.

The square root of 4056357457 is about 63689.5396199407. The cubic root of 4056357457 is about 1594.8214678826.

The spelling of 4056357457 in words is "four billion, fifty-six million, three hundred fifty-seven thousand, four hundred fifty-seven".