97433537 has 2 divisors, whose sum is σ = 97433538. Its totient is φ = 97433536.

The previous prime is 97433521. The next prime is 97433561. The reversal of 97433537 is 73533479.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88529281 + 8904256 = 9409^2 + 2984^2 .

It is a cyclic number.

It is not a de Polignac number, because 97433537 - 2⁴ = 97433521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97433494 and 97433503.

It is not a weakly prime, because it can be changed into another prime (97433587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48716768 + 48716769.

It is an arithmetic number, because the mean of its divisors is an integer number (48716769).

Almost surely, 2^97433537 is an apocalyptic number.

It is an amenable number.

97433537 is a deficient number, since it is larger than the sum of its proper divisors (1).

97433537 is an equidigital number, since it uses as much as digits as its factorization.

97433537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 238140, while the sum is 41.

The square root of 97433537 is about 9870.8427705034. The cubic root of 97433537 is about 460.1535986746.

The spelling of 97433537 in words is "ninety-seven million, four hundred thirty-three thousand, five hundred thirty-seven".