42064553 has 2 divisors, whose sum is σ = 42064554. Its totient is φ = 42064552.

The previous prime is 42064531. The next prime is 42064567. The reversal of 42064553 is 35546024.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35366809 + 6697744 = 5947^2 + 2588^2 .

It is a cyclic number.

It is not a de Polignac number, because 42064553 - 2¹⁰ = 42063529 is a prime.

It is not a weakly prime, because it can be changed into another prime (42064513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21032276 + 21032277.

It is an arithmetic number, because the mean of its divisors is an integer number (21032277).

Almost surely, 2^42064553 is an apocalyptic number.

It is an amenable number.

42064553 is a deficient number, since it is larger than the sum of its proper divisors (1).

42064553 is an equidigital number, since it uses as much as digits as its factorization.

42064553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 42064553 is about 6485.7191582738. The cubic root of 42064553 is about 347.7806590017.

The spelling of 42064553 in words is "forty-two million, sixty-four thousand, five hundred fifty-three".