76545653 has 2 divisors, whose sum is σ = 76545654. Its totient is φ = 76545652.

The previous prime is 76545643. The next prime is 76545701. The reversal of 76545653 is 35654567.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59089969 + 17455684 = 7687^2 + 4178^2 .

It is a cyclic number.

It is not a de Polignac number, because 76545653 - 2⁶ = 76545589 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 76545653.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76545613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38272826 + 38272827.

It is an arithmetic number, because the mean of its divisors is an integer number (38272827).

Almost surely, 2^76545653 is an apocalyptic number.

It is an amenable number.

76545653 is a deficient number, since it is larger than the sum of its proper divisors (1).

76545653 is an equidigital number, since it uses as much as digits as its factorization.

76545653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 378000, while the sum is 41.

The square root of 76545653 is about 8749.0372613220. The cubic root of 76545653 is about 424.5936656145.

The spelling of 76545653 in words is "seventy-six million, five hundred forty-five thousand, six hundred fifty-three".