948613553 has 2 divisors, whose sum is σ = 948613554. Its totient is φ = 948613552.

The previous prime is 948613507. The next prime is 948613571. The reversal of 948613553 is 355316849.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 904084624 + 44528929 = 30068^2 + 6673^2 .

It is a cyclic number.

It is not a de Polignac number, because 948613553 - 2⁸ = 948613297 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (948613573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 474306776 + 474306777.

It is an arithmetic number, because the mean of its divisors is an integer number (474306777).

Almost surely, 2^948613553 is an apocalyptic number.

It is an amenable number.

948613553 is a deficient number, since it is larger than the sum of its proper divisors (1).

948613553 is an equidigital number, since it uses as much as digits as its factorization.

948613553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 388800, while the sum is 44.

The square root of 948613553 is about 30799.5706625920. The cubic root of 948613553 is about 982.5691139195.

The spelling of 948613553 in words is "nine hundred forty-eight million, six hundred thirteen thousand, five hundred fifty-three".