97135783 has 2 divisors, whose sum is σ = 97135784. Its totient is φ = 97135782.

The previous prime is 97135747. The next prime is 97135811. The reversal of 97135783 is 38753179.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 97135783 - 2⁹ = 97135271 is a prime.

It is a super-3 number, since 3×97135783³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97135723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48567891 + 48567892.

It is an arithmetic number, because the mean of its divisors is an integer number (48567892).

Almost surely, 2^97135783 is an apocalyptic number.

97135783 is a deficient number, since it is larger than the sum of its proper divisors (1).

97135783 is an equidigital number, since it uses as much as digits as its factorization.

97135783 is an evil number, because the sum of its binary digits is even.

The product of its digits is 158760, while the sum is 43.

The square root of 97135783 is about 9855.7487285340. The cubic root of 97135783 is about 459.6843817942.

The spelling of 97135783 in words is "ninety-seven million, one hundred thirty-five thousand, seven hundred eighty-three".