83069229731 has 2 divisors, whose sum is σ = 83069229732. Its totient is φ = 83069229730.

The previous prime is 83069229673. The next prime is 83069229739. The reversal of 83069229731 is 13792296038.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83069229731 - 2¹⁰ = 83069228707 is a prime.

It is a super-2 number, since 2×83069229731² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 83069229731.

It is not a weakly prime, because it can be changed into another prime (83069229739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41534614865 + 41534614866.

It is an arithmetic number, because the mean of its divisors is an integer number (41534614866).

Almost surely, 2^83069229731 is an apocalyptic number.

83069229731 is a deficient number, since it is larger than the sum of its proper divisors (1).

83069229731 is an equidigital number, since it uses as much as digits as its factorization.

83069229731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 979776, while the sum is 50.

The spelling of 83069229731 in words is "eighty-three billion, sixty-nine million, two hundred twenty-nine thousand, seven hundred thirty-one".