80470147 has 2 divisors, whose sum is σ = 80470148. Its totient is φ = 80470146.

The previous prime is 80470087. The next prime is 80470177. The reversal of 80470147 is 74107408.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-80470147 is a prime.

It is not a weakly prime, because it can be changed into another prime (80470177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40235073 + 40235074.

It is an arithmetic number, because the mean of its divisors is an integer number (40235074).

Almost surely, 2^80470147 is an apocalyptic number.

80470147 is a deficient number, since it is larger than the sum of its proper divisors (1).

80470147 is an equidigital number, since it uses as much as digits as its factorization.

80470147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6272, while the sum is 31.

The square root of 80470147 is about 8970.5154255483. The cubic root of 80470147 is about 431.7293740406.

The spelling of 80470147 in words is "eighty million, four hundred seventy thousand, one hundred forty-seven".