426648953 has 2 divisors, whose sum is σ = 426648954. Its totient is φ = 426648952.

The previous prime is 426648941. The next prime is 426648977. The reversal of 426648953 is 359846624.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 350138944 + 76510009 = 18712^2 + 8747^2 .

It is a cyclic number.

It is not a de Polignac number, because 426648953 - 2²² = 422454649 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 426648898 and 426648907.

It is not a weakly prime, because it can be changed into another prime (426648353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213324476 + 213324477.

It is an arithmetic number, because the mean of its divisors is an integer number (213324477).

Almost surely, 2^426648953 is an apocalyptic number.

It is an amenable number.

426648953 is a deficient number, since it is larger than the sum of its proper divisors (1).

426648953 is an equidigital number, since it uses as much as digits as its factorization.

426648953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1244160, while the sum is 47.

The square root of 426648953 is about 20655.4823957224. The cubic root of 426648953 is about 752.8184047116.

The spelling of 426648953 in words is "four hundred twenty-six million, six hundred forty-eight thousand, nine hundred fifty-three".