85132297 has 2 divisors, whose sum is σ = 85132298. Its totient is φ = 85132296.

The previous prime is 85132259. The next prime is 85132319. The reversal of 85132297 is 79223158.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66650896 + 18481401 = 8164^2 + 4299^2 .

It is a cyclic number.

It is not a de Polignac number, because 85132297 - 2¹¹ = 85130249 is a prime.

It is not a weakly prime, because it can be changed into another prime (85132097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42566148 + 42566149.

It is an arithmetic number, because the mean of its divisors is an integer number (42566149).

Almost surely, 2^85132297 is an apocalyptic number.

It is an amenable number.

85132297 is a deficient number, since it is larger than the sum of its proper divisors (1).

85132297 is an equidigital number, since it uses as much as digits as its factorization.

85132297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 37.

The square root of 85132297 is about 9226.7164798752. The cubic root of 85132297 is about 439.9109616666.

The spelling of 85132297 in words is "eighty-five million, one hundred thirty-two thousand, two hundred ninety-seven".