53770061 has 2 divisors, whose sum is σ = 53770062. Its totient is φ = 53770060.

The previous prime is 53770051. The next prime is 53770069. The reversal of 53770061 is 16007735.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39375625 + 14394436 = 6275^2 + 3794^2 .

It is a cyclic number.

It is not a de Polignac number, because 53770061 - 2¹⁸ = 53507917 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53770069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26885030 + 26885031.

It is an arithmetic number, because the mean of its divisors is an integer number (26885031).

Almost surely, 2^53770061 is an apocalyptic number.

It is an amenable number.

53770061 is a deficient number, since it is larger than the sum of its proper divisors (1).

53770061 is an equidigital number, since it uses as much as digits as its factorization.

53770061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4410, while the sum is 29.

The square root of 53770061 is about 7332.8071705180. The cubic root of 53770061 is about 377.4390609643.

Adding to 53770061 its reverse (16007735), we get a palindrome (69777796).

The spelling of 53770061 in words is "fifty-three million, seven hundred seventy thousand, sixty-one".