83471407 has 2 divisors, whose sum is σ = 83471408. Its totient is φ = 83471406.

The previous prime is 83471383. The next prime is 83471417. The reversal of 83471407 is 70417438.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83471407 - 2¹¹ = 83469359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83471417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41735703 + 41735704.

It is an arithmetic number, because the mean of its divisors is an integer number (41735704).

Almost surely, 2^83471407 is an apocalyptic number.

83471407 is a deficient number, since it is larger than the sum of its proper divisors (1).

83471407 is an equidigital number, since it uses as much as digits as its factorization.

83471407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18816, while the sum is 34.

The square root of 83471407 is about 9136.2687679380. The cubic root of 83471407 is about 437.0313361726.

The spelling of 83471407 in words is "eighty-three million, four hundred seventy-one thousand, four hundred seven".