946141649 has 2 divisors, whose sum is σ = 946141650. Its totient is φ = 946141648.

The previous prime is 946141643. The next prime is 946141661.

946141649 is nontrivially palindromic in base 10.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 880012225 + 66129424 = 29665^2 + 8132^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 946141649 - 2²⁰ = 945093073 is a prime.

It is equal to p_48244697 and since 946141649 and 48244697 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (946141643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 473070824 + 473070825.

It is an arithmetic number, because the mean of its divisors is an integer number (473070825).

Almost surely, 2^946141649 is an apocalyptic number.

It is an amenable number.

946141649 is a deficient number, since it is larger than the sum of its proper divisors (1).

946141649 is an equidigital number, since it uses as much as digits as its factorization.

946141649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 44.

The square root of 946141649 is about 30759.4156153852. The cubic root of 946141649 is about 981.7149096440.

The spelling of 946141649 in words is "nine hundred forty-six million, one hundred forty-one thousand, six hundred forty-nine".