90341431005431 has 2 divisors, whose sum is σ = 90341431005432. Its totient is φ = 90341431005430.

The previous prime is 90341431005389. The next prime is 90341431005437. The reversal of 90341431005431 is 13450013414309.

It is a strong prime.

It is an emirp because it is prime and its reverse (13450013414309) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 90341431005431 - 2⁶ = 90341431005367 is a prime.

It is a super-3 number, since 3×90341431005431³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90341431005437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45170715502715 + 45170715502716.

It is an arithmetic number, because the mean of its divisors is an integer number (45170715502716).

Almost surely, 2^{90341431005431} is an apocalyptic number.

90341431005431 is a deficient number, since it is larger than the sum of its proper divisors (1).

90341431005431 is an equidigital number, since it uses as much as digits as its factorization.

90341431005431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 38.

The spelling of 90341431005431 in words is "ninety trillion, three hundred forty-one billion, four hundred thirty-one million, five thousand, four hundred thirty-one".