53746213 has 2 divisors, whose sum is σ = 53746214. Its totient is φ = 53746212.

The previous prime is 53746201. The next prime is 53746223. The reversal of 53746213 is 31264735.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30107169 + 23639044 = 5487^2 + 4862^2 .

It is a cyclic number.

It is not a de Polignac number, because 53746213 - 2⁹ = 53745701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53746223) 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, 26873106 + 26873107.

It is an arithmetic number, because the mean of its divisors is an integer number (26873107).

Almost surely, 2^53746213 is an apocalyptic number.

It is an amenable number.

53746213 is a deficient number, since it is larger than the sum of its proper divisors (1).

53746213 is an equidigital number, since it uses as much as digits as its factorization.

53746213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 31.

The square root of 53746213 is about 7331.1808735019. The cubic root of 53746213 is about 377.3832523500.

The spelling of 53746213 in words is "fifty-three million, seven hundred forty-six thousand, two hundred thirteen".