80527049 has 2 divisors, whose sum is σ = 80527050. Its totient is φ = 80527048.

The previous prime is 80527043. The next prime is 80527061. The reversal of 80527049 is 94072508.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 77440000 + 3087049 = 8800^2 + 1757^2 .

It is a cyclic number.

It is not a de Polignac number, because 80527049 - 2⁸ = 80526793 is a prime.

It is not a weakly prime, because it can be changed into another prime (80527043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40263524 + 40263525.

It is an arithmetic number, because the mean of its divisors is an integer number (40263525).

Almost surely, 2^80527049 is an apocalyptic number.

It is an amenable number.

80527049 is a deficient number, since it is larger than the sum of its proper divisors (1).

80527049 is an equidigital number, since it uses as much as digits as its factorization.

80527049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 80527049 is about 8973.6864776969. The cubic root of 80527049 is about 431.8311114658.

The spelling of 80527049 in words is "eighty million, five hundred twenty-seven thousand, forty-nine".