83434723 has 2 divisors, whose sum is σ = 83434724. Its totient is φ = 83434722.

The previous prime is 83434709. The next prime is 83434739. The reversal of 83434723 is 32743438.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83434723 is a prime.

It is a super-2 number, since 2×83434723² = 13922706004173458, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (83434753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41717361 + 41717362.

It is an arithmetic number, because the mean of its divisors is an integer number (41717362).

Almost surely, 2^83434723 is an apocalyptic number.

83434723 is a deficient number, since it is larger than the sum of its proper divisors (1).

83434723 is an equidigital number, since it uses as much as digits as its factorization.

83434723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 34.

The square root of 83434723 is about 9134.2609443786. The cubic root of 83434723 is about 436.9673046386.

The spelling of 83434723 in words is "eighty-three million, four hundred thirty-four thousand, seven hundred twenty-three".