490948943 has 2 divisors, whose sum is σ = 490948944. Its totient is φ = 490948942.

The previous prime is 490948921. The next prime is 490948957. The reversal of 490948943 is 349849094.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 490948943 - 2¹² = 490944847 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 490948891 and 490948900.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (490948993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245474471 + 245474472.

It is an arithmetic number, because the mean of its divisors is an integer number (245474472).

Almost surely, 2^490948943 is an apocalyptic number.

490948943 is a deficient number, since it is larger than the sum of its proper divisors (1).

490948943 is an equidigital number, since it uses as much as digits as its factorization.

490948943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1119744, while the sum is 50.

The square root of 490948943 is about 22157.3676911315. The cubic root of 490948943 is about 788.8821143423.

The spelling of 490948943 in words is "four hundred ninety million, nine hundred forty-eight thousand, nine hundred forty-three".