83658097 has 2 divisors, whose sum is σ = 83658098. Its totient is φ = 83658096.

The previous prime is 83658059. The next prime is 83658101. The reversal of 83658097 is 79085638.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56190016 + 27468081 = 7496^2 + 5241^2 .

It is a cyclic number.

It is not a de Polignac number, because 83658097 - 2¹¹ = 83656049 is a prime.

It is a super-2 number, since 2×83658097² = 13997354387322818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (83650097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41829048 + 41829049.

It is an arithmetic number, because the mean of its divisors is an integer number (41829049).

Almost surely, 2^83658097 is an apocalyptic number.

It is an amenable number.

83658097 is a deficient number, since it is larger than the sum of its proper divisors (1).

83658097 is an equidigital number, since it uses as much as digits as its factorization.

83658097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 46.

The square root of 83658097 is about 9146.4800333243. The cubic root of 83658097 is about 437.3569112473.

The spelling of 83658097 in words is "eighty-three million, six hundred fifty-eight thousand, ninety-seven".