945993053 has 2 divisors, whose sum is σ = 945993054. Its totient is φ = 945993052.

The previous prime is 945993011. The next prime is 945993121. The reversal of 945993053 is 350399549.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 945993049 + 4 = 30757^2 + 2^2 .

It is a cyclic number.

It is not a de Polignac number, because 945993053 - 2⁶ = 945992989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 945992989 and 945993007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (945990053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 472996526 + 472996527.

It is an arithmetic number, because the mean of its divisors is an integer number (472996527).

Almost surely, 2^945993053 is an apocalyptic number.

It is an amenable number.

945993053 is a deficient number, since it is larger than the sum of its proper divisors (1).

945993053 is an equidigital number, since it uses as much as digits as its factorization.

945993053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 656100, while the sum is 47.

The square root of 945993053 is about 30757.0000650258. Note that the first 4 decimals coincide. The cubic root of 945993053 is about 981.6635126372.

The spelling of 945993053 in words is "nine hundred forty-five million, nine hundred ninety-three thousand, fifty-three".