65053477 has 2 divisors, whose sum is σ = 65053478. Its totient is φ = 65053476.

The previous prime is 65053447. The next prime is 65053481. The reversal of 65053477 is 77435056.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64496961 + 556516 = 8031^2 + 746^2 .

It is a cyclic number.

It is not a de Polignac number, because 65053477 - 2⁷ = 65053349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65053447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32526738 + 32526739.

It is an arithmetic number, because the mean of its divisors is an integer number (32526739).

Almost surely, 2^65053477 is an apocalyptic number.

It is an amenable number.

65053477 is a deficient number, since it is larger than the sum of its proper divisors (1).

65053477 is an equidigital number, since it uses as much as digits as its factorization.

65053477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 88200, while the sum is 37.

The square root of 65053477 is about 8065.5735691890. The cubic root of 65053477 is about 402.1828104292.

The spelling of 65053477 in words is "sixty-five million, fifty-three thousand, four hundred seventy-seven".