949001947 has 2 divisors, whose sum is σ = 949001948. Its totient is φ = 949001946.

The previous prime is 949001923. The next prime is 949001953. The reversal of 949001947 is 749100949.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 949001947 - 2⁷ = 949001819 is a prime.

It is not a weakly prime, because it can be changed into another prime (949001917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 474500973 + 474500974.

It is an arithmetic number, because the mean of its divisors is an integer number (474500974).

Almost surely, 2^949001947 is an apocalyptic number.

949001947 is a deficient number, since it is larger than the sum of its proper divisors (1).

949001947 is an equidigital number, since it uses as much as digits as its factorization.

949001947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 43.

The square root of 949001947 is about 30805.8752026298. The cubic root of 949001947 is about 982.7031944682.

The spelling of 949001947 in words is "nine hundred forty-nine million, one thousand, nine hundred forty-seven".