97239029 has 2 divisors, whose sum is σ = 97239030. Its totient is φ = 97239028.

The previous prime is 97239013. The next prime is 97239041. The reversal of 97239029 is 92093279.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74218225 + 23020804 = 8615^2 + 4798^2 .

It is a cyclic number.

It is not a de Polignac number, because 97239029 - 2⁴ = 97239013 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 (97239629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48619514 + 48619515.

It is an arithmetic number, because the mean of its divisors is an integer number (48619515).

Almost surely, 2^97239029 is an apocalyptic number.

It is an amenable number.

97239029 is a deficient number, since it is larger than the sum of its proper divisors (1).

97239029 is an equidigital number, since it uses as much as digits as its factorization.

97239029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 61236, while the sum is 41.

The square root of 97239029 is about 9860.9851941883. The cubic root of 97239029 is about 459.8471908943.

The spelling of 97239029 in words is "ninety-seven million, two hundred thirty-nine thousand, twenty-nine".