10420419953 has 2 divisors, whose sum is σ = 10420419954. Its totient is φ = 10420419952.

The previous prime is 10420419923. The next prime is 10420419959. The reversal of 10420419953 is 35991402401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6468663184 + 3951756769 = 80428^2 + 62863^2 .

It is a cyclic number.

It is not a de Polignac number, because 10420419953 - 2¹⁰ = 10420418929 is a prime.

It is not a weakly prime, because it can be changed into another prime (10420419959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5210209976 + 5210209977.

It is an arithmetic number, because the mean of its divisors is an integer number (5210209977).

Almost surely, 2^10420419953 is an apocalyptic number.

It is an amenable number.

10420419953 is a deficient number, since it is larger than the sum of its proper divisors (1).

10420419953 is an equidigital number, since it uses as much as digits as its factorization.

10420419953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 38.

The spelling of 10420419953 in words is "ten billion, four hundred twenty million, four hundred nineteen thousand, nine hundred fifty-three".