973831248109 has 2 divisors, whose sum is σ = 973831248110. Its totient is φ = 973831248108.

The previous prime is 973831247927. The next prime is 973831248119. The reversal of 973831248109 is 901842138379.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 839061496009 + 134769752100 = 916003^2 + 367110^2 .

It is a cyclic number.

It is not a de Polignac number, because 973831248109 - 2¹¹ = 973831246061 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 973831248109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (973831248119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 486915624054 + 486915624055.

It is an arithmetic number, because the mean of its divisors is an integer number (486915624055).

Almost surely, 2^973831248109 is an apocalyptic number.

It is an amenable number.

973831248109 is a deficient number, since it is larger than the sum of its proper divisors (1).

973831248109 is an equidigital number, since it uses as much as digits as its factorization.

973831248109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2612736, while the sum is 55.

The spelling of 973831248109 in words is "nine hundred seventy-three billion, eight hundred thirty-one million, two hundred forty-eight thousand, one hundred nine".