97519133 has 2 divisors, whose sum is σ = 97519134. Its totient is φ = 97519132.

The previous prime is 97519129. The next prime is 97519171. The reversal of 97519133 is 33191579.

It is an a-pointer prime, because the next prime (97519171) can be obtained adding 97519133 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71284249 + 26234884 = 8443^2 + 5122^2 .

It is an emirp because it is prime and its reverse (33191579) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97519133 - 2² = 97519129 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97512133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48759566 + 48759567.

It is an arithmetic number, because the mean of its divisors is an integer number (48759567).

Almost surely, 2^97519133 is an apocalyptic number.

It is an amenable number.

97519133 is a deficient number, since it is larger than the sum of its proper divisors (1).

97519133 is an equidigital number, since it uses as much as digits as its factorization.

97519133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25515, while the sum is 38.

The square root of 97519133 is about 9875.1776186558. The cubic root of 97519133 is about 460.2883085506.

The spelling of 97519133 in words is "ninety-seven million, five hundred nineteen thousand, one hundred thirty-three".