65077801 has 2 divisors, whose sum is σ = 65077802. Its totient is φ = 65077800.

The previous prime is 65077757. The next prime is 65077807. The reversal of 65077801 is 10877056.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63920025 + 1157776 = 7995^2 + 1076^2 .

It is a cyclic number.

It is not a de Polignac number, because 65077801 - 2⁹ = 65077289 is a prime.

It is not a weakly prime, because it can be changed into another prime (65077807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32538900 + 32538901.

It is an arithmetic number, because the mean of its divisors is an integer number (32538901).

Almost surely, 2^65077801 is an apocalyptic number.

It is an amenable number.

65077801 is a deficient number, since it is larger than the sum of its proper divisors (1).

65077801 is an equidigital number, since it uses as much as digits as its factorization.

65077801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11760, while the sum is 34.

The square root of 65077801 is about 8067.0813185439. The cubic root of 65077801 is about 402.2329306078.

The spelling of 65077801 in words is "sixty-five million, seventy-seven thousand, eight hundred one".