53783057 has 2 divisors, whose sum is σ = 53783058. Its totient is φ = 53783056.

The previous prime is 53783017. The next prime is 53783069. The reversal of 53783057 is 75038735.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53567761 + 215296 = 7319^2 + 464^2 .

It is a cyclic number.

It is not a de Polignac number, because 53783057 - 2¹⁴ = 53766673 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53783057.

It is not a weakly prime, because it can be changed into another prime (53783017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26891528 + 26891529.

It is an arithmetic number, because the mean of its divisors is an integer number (26891529).

Almost surely, 2^53783057 is an apocalyptic number.

It is an amenable number.

53783057 is a deficient number, since it is larger than the sum of its proper divisors (1).

53783057 is an equidigital number, since it uses as much as digits as its factorization.

53783057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 88200, while the sum is 38.

The square root of 53783057 is about 7333.6932714697. The cubic root of 53783057 is about 377.4694669982.

The spelling of 53783057 in words is "fifty-three million, seven hundred eighty-three thousand, fifty-seven".