84503429 has 2 divisors, whose sum is σ = 84503430. Its totient is φ = 84503428.

The previous prime is 84503423. The next prime is 84503437. The reversal of 84503429 is 92430548.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81180100 + 3323329 = 9010^2 + 1823^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84503429 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84503423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42251714 + 42251715.

It is an arithmetic number, because the mean of its divisors is an integer number (42251715).

Almost surely, 2^84503429 is an apocalyptic number.

It is an amenable number.

84503429 is a deficient number, since it is larger than the sum of its proper divisors (1).

84503429 is an equidigital number, since it uses as much as digits as its factorization.

84503429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 84503429 is about 9192.5746665447. The cubic root of 84503429 is about 438.8250834292.

The spelling of 84503429 in words is "eighty-four million, five hundred three thousand, four hundred twenty-nine".