80053657 has 2 divisors, whose sum is σ = 80053658. Its totient is φ = 80053656.

The previous prime is 80053651. The next prime is 80053661. The reversal of 80053657 is 75635008.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53231616 + 26822041 = 7296^2 + 5179^2 .

It is a cyclic number.

It is not a de Polignac number, because 80053657 - 2⁷ = 80053529 is a prime.

It is not a weakly prime, because it can be changed into another prime (80053651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40026828 + 40026829.

It is an arithmetic number, because the mean of its divisors is an integer number (40026829).

Almost surely, 2^80053657 is an apocalyptic number.

It is an amenable number.

80053657 is a deficient number, since it is larger than the sum of its proper divisors (1).

80053657 is an equidigital number, since it uses as much as digits as its factorization.

80053657 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 80053657 is about 8947.2709247010. The cubic root of 80053657 is about 430.9832502288.

The spelling of 80053657 in words is "eighty million, fifty-three thousand, six hundred fifty-seven".