948150991 has 2 divisors, whose sum is σ = 948150992. Its totient is φ = 948150990.

The previous prime is 948150971. The next prime is 948151003. The reversal of 948150991 is 199051849.

948150991 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 948150991 - 2⁹ = 948150479 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (948150941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 474075495 + 474075496.

It is an arithmetic number, because the mean of its divisors is an integer number (474075496).

Almost surely, 2^948150991 is an apocalyptic number.

948150991 is a deficient number, since it is larger than the sum of its proper divisors (1).

948150991 is an equidigital number, since it uses as much as digits as its factorization.

948150991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640, while the sum is 46.

The square root of 948150991 is about 30792.0605189065. The cubic root of 948150991 is about 982.4093814948.

The spelling of 948150991 in words is "nine hundred forty-eight million, one hundred fifty thousand, nine hundred ninety-one".