9100420523 has 2 divisors, whose sum is σ = 9100420524. Its totient is φ = 9100420522.

The previous prime is 9100420471. The next prime is 9100420547. The reversal of 9100420523 is 3250240019.

9100420523 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 9100420523 - 2¹⁶ = 9100354987 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9100420492 and 9100420501.

It is not a weakly prime, because it can be changed into another prime (9100420723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4550210261 + 4550210262.

It is an arithmetic number, because the mean of its divisors is an integer number (4550210262).

Almost surely, 2^9100420523 is an apocalyptic number.

9100420523 is a deficient number, since it is larger than the sum of its proper divisors (1).

9100420523 is an equidigital number, since it uses as much as digits as its factorization.

9100420523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 9100420523 is about 95396.1242556531. The cubic root of 9100420523 is about 2087.7916375410.

The spelling of 9100420523 in words is "nine billion, one hundred million, four hundred twenty thousand, five hundred twenty-three".