53142049 has 2 divisors, whose sum is σ = 53142050. Its totient is φ = 53142048.

The previous prime is 53141951. The next prime is 53142073. The reversal of 53142049 is 94024135.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51624225 + 1517824 = 7185^2 + 1232^2 .

It is a cyclic number.

It is not a de Polignac number, because 53142049 - 2¹¹ = 53140001 is a prime.

It is not a weakly prime, because it can be changed into another prime (53142149) 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, 26571024 + 26571025.

It is an arithmetic number, because the mean of its divisors is an integer number (26571025).

Almost surely, 2^53142049 is an apocalyptic number.

It is an amenable number.

53142049 is a deficient number, since it is larger than the sum of its proper divisors (1).

53142049 is an equidigital number, since it uses as much as digits as its factorization.

53142049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 53142049 is about 7289.8593264891. The cubic root of 53142049 is about 375.9638588508.

The spelling of 53142049 in words is "fifty-three million, one hundred forty-two thousand, forty-nine".