83415461 has 2 divisors, whose sum is σ = 83415462. Its totient is φ = 83415460.

The previous prime is 83415433. The next prime is 83415467. The reversal of 83415461 is 16451438.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77986561 + 5428900 = 8831^2 + 2330^2 .

It is a cyclic number.

It is not a de Polignac number, because 83415461 - 2¹⁴ = 83399077 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 (83415467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41707730 + 41707731.

It is an arithmetic number, because the mean of its divisors is an integer number (41707731).

Almost surely, 2^83415461 is an apocalyptic number.

It is an amenable number.

83415461 is a deficient number, since it is larger than the sum of its proper divisors (1).

83415461 is an equidigital number, since it uses as much as digits as its factorization.

83415461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 32.

The square root of 83415461 is about 9133.2065015525. The cubic root of 83415461 is about 436.9336755063.

Adding to 83415461 its reverse (16451438), we get a palindrome (99866899).

The spelling of 83415461 in words is "eighty-three million, four hundred fifteen thousand, four hundred sixty-one".