83416357 has 2 divisors, whose sum is σ = 83416358. Its totient is φ = 83416356.

The previous prime is 83416343. The next prime is 83416367. The reversal of 83416357 is 75361438.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48358116 + 35058241 = 6954^2 + 5921^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83416357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83416367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41708178 + 41708179.

It is an arithmetic number, because the mean of its divisors is an integer number (41708179).

Almost surely, 2^83416357 is an apocalyptic number.

It is an amenable number.

83416357 is a deficient number, since it is larger than the sum of its proper divisors (1).

83416357 is an equidigital number, since it uses as much as digits as its factorization.

83416357 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 37.

The square root of 83416357 is about 9133.2555531968. The cubic root of 83416357 is about 436.9352399292.

The spelling of 83416357 in words is "eighty-three million, four hundred sixteen thousand, three hundred fifty-seven".