4053557 has 2 divisors, whose sum is σ = 4053558. Its totient is φ = 4053556.

The previous prime is 4053551. The next prime is 4053559. The reversal of 4053557 is 7553504.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2430481 + 1623076 = 1559^2 + 1274^2 .

It is a cyclic number.

It is not a de Polignac number, because 4053557 - 2⁴ = 4053541 is a prime.

Together with 4053559, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4053551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2026778 + 2026779.

It is an arithmetic number, because the mean of its divisors is an integer number (2026779).

Almost surely, 2^4053557 is an apocalyptic number.

It is an amenable number.

4053557 is a deficient number, since it is larger than the sum of its proper divisors (1).

4053557 is an equidigital number, since it uses as much as digits as its factorization.

4053557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10500, while the sum is 29.

The square root of 4053557 is about 2013.3447295483. The cubic root of 4053557 is about 159.4454368649.

The spelling of 4053557 in words is "four million, fifty-three thousand, five hundred fifty-seven".