83277413 has 2 divisors, whose sum is σ = 83277414. Its totient is φ = 83277412.

The previous prime is 83277401. The next prime is 83277421. The reversal of 83277413 is 31477238.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43864129 + 39413284 = 6623^2 + 6278^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83277413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83277443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41638706 + 41638707.

It is an arithmetic number, because the mean of its divisors is an integer number (41638707).

Almost surely, 2^83277413 is an apocalyptic number.

It is an amenable number.

83277413 is a deficient number, since it is larger than the sum of its proper divisors (1).

83277413 is an equidigital number, since it uses as much as digits as its factorization.

83277413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28224, while the sum is 35.

The square root of 83277413 is about 9125.6458949490. The cubic root of 83277413 is about 436.6925086844.

The spelling of 83277413 in words is "eighty-three million, two hundred seventy-seven thousand, four hundred thirteen".