80654407 has 2 divisors, whose sum is σ = 80654408. Its totient is φ = 80654406.

The previous prime is 80654389. The next prime is 80654437. The reversal of 80654407 is 70445608.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80654407 - 2⁷ = 80654279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80654437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40327203 + 40327204.

It is an arithmetic number, because the mean of its divisors is an integer number (40327204).

Almost surely, 2^80654407 is an apocalyptic number.

80654407 is a deficient number, since it is larger than the sum of its proper divisors (1).

80654407 is an equidigital number, since it uses as much as digits as its factorization.

80654407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 80654407 is about 8980.7798659137. The cubic root of 80654407 is about 432.0586465162.

The spelling of 80654407 in words is "eighty million, six hundred fifty-four thousand, four hundred seven".