61235343373 has 2 divisors, whose sum is σ = 61235343374. Its totient is φ = 61235343372.

The previous prime is 61235343341. The next prime is 61235343419. The reversal of 61235343373 is 37334353216.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40448047689 + 20787295684 = 201117^2 + 144178^2 .

It is a cyclic number.

It is not a de Polignac number, because 61235343373 - 2⁵ = 61235343341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61235343173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30617671686 + 30617671687.

It is an arithmetic number, because the mean of its divisors is an integer number (30617671687).

Almost surely, 2^61235343373 is an apocalyptic number.

It is an amenable number.

61235343373 is a deficient number, since it is larger than the sum of its proper divisors (1).

61235343373 is an equidigital number, since it uses as much as digits as its factorization.

61235343373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 408240, while the sum is 40.

Adding to 61235343373 its reverse (37334353216), we get a palindrome (98569696589).

The spelling of 61235343373 in words is "sixty-one billion, two hundred thirty-five million, three hundred forty-three thousand, three hundred seventy-three".