980457047 has 2 divisors, whose sum is σ = 980457048. Its totient is φ = 980457046.

The previous prime is 980457013. The next prime is 980457073. The reversal of 980457047 is 740754089.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 980457047 - 2¹⁸ = 980194903 is a prime.

It is a super-2 number, since 2×980457047² = 1922592042023920418, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 980456989 and 980457007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (980457007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 490228523 + 490228524.

It is an arithmetic number, because the mean of its divisors is an integer number (490228524).

Almost surely, 2^980457047 is an apocalyptic number.

980457047 is a deficient number, since it is larger than the sum of its proper divisors (1).

980457047 is an equidigital number, since it uses as much as digits as its factorization.

980457047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 282240, while the sum is 44.

The square root of 980457047 is about 31312.2507495070. The cubic root of 980457047 is about 993.4427791689.

The spelling of 980457047 in words is "nine hundred eighty million, four hundred fifty-seven thousand, forty-seven".