671470801 has 2 divisors, whose sum is σ = 671470802. Its totient is φ = 671470800.

The previous prime is 671470771. The next prime is 671470829. The reversal of 671470801 is 108074176.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 592971201 + 78499600 = 24351^2 + 8860^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-671470801 is a prime.

It is equal to p_34850770 and since 671470801 and 34850770 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (671479801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335735400 + 335735401.

It is an arithmetic number, because the mean of its divisors is an integer number (335735401).

Almost surely, 2^671470801 is an apocalyptic number.

It is an amenable number.

671470801 is a deficient number, since it is larger than the sum of its proper divisors (1).

671470801 is an equidigital number, since it uses as much as digits as its factorization.

671470801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9408, while the sum is 34.

The square root of 671470801 is about 25912.7536359994. The cubic root of 671470801 is about 875.6738432758.

The spelling of 671470801 in words is "six hundred seventy-one million, four hundred seventy thousand, eight hundred one".