90434104063 has 2 divisors, whose sum is σ = 90434104064. Its totient is φ = 90434104062.

The previous prime is 90434103983. The next prime is 90434104073. The reversal of 90434104063 is 36040143409.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90434104063 - 2³³ = 81844169471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90434104073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45217052031 + 45217052032.

It is an arithmetic number, because the mean of its divisors is an integer number (45217052032).

Almost surely, 2^90434104063 is an apocalyptic number.

90434104063 is a deficient number, since it is larger than the sum of its proper divisors (1).

90434104063 is an equidigital number, since it uses as much as digits as its factorization.

90434104063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 34.

The spelling of 90434104063 in words is "ninety billion, four hundred thirty-four million, one hundred four thousand, sixty-three".