953420018401 has 2 divisors, whose sum is σ = 953420018402. Its totient is φ = 953420018400.

The previous prime is 953420018377. The next prime is 953420018423. The reversal of 953420018401 is 104810024359.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 735690460176 + 217729558225 = 857724^2 + 466615^2 .

It is a cyclic number.

It is not a de Polignac number, because 953420018401 - 2⁷ = 953420018273 is a prime.

It is not a weakly prime, because it can be changed into another prime (953420018471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 476710009200 + 476710009201.

It is an arithmetic number, because the mean of its divisors is an integer number (476710009201).

Almost surely, 2^953420018401 is an apocalyptic number.

It is an amenable number.

953420018401 is a deficient number, since it is larger than the sum of its proper divisors (1).

953420018401 is an equidigital number, since it uses as much as digits as its factorization.

953420018401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 37.

The spelling of 953420018401 in words is "nine hundred fifty-three billion, four hundred twenty million, eighteen thousand, four hundred one".