980847001 has 2 divisors, whose sum is σ = 980847002. Its totient is φ = 980847000.

The previous prime is 980846987. The next prime is 980847083. The reversal of 980847001 is 100748089.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 777071376 + 203775625 = 27876^2 + 14275^2 .

It is a cyclic number.

It is not a de Polignac number, because 980847001 - 2⁷ = 980846873 is a prime.

It is a Chen prime.

It is equal to p_49922452 and since 980847001 and 49922452 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 (980847401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 490423500 + 490423501.

It is an arithmetic number, because the mean of its divisors is an integer number (490423501).

Almost surely, 2^980847001 is an apocalyptic number.

It is an amenable number.

980847001 is a deficient number, since it is larger than the sum of its proper divisors (1).

980847001 is an equidigital number, since it uses as much as digits as its factorization.

980847001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 37.

The square root of 980847001 is about 31318.4769904285. The cubic root of 980847001 is about 993.5744679694.

The spelling of 980847001 in words is "nine hundred eighty million, eight hundred forty-seven thousand, one".