961517293273 has 2 divisors, whose sum is σ = 961517293274. Its totient is φ = 961517293272.

The previous prime is 961517293241. The next prime is 961517293309. The reversal of 961517293273 is 372392715169.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 676716826384 + 284800466889 = 822628^2 + 533667^2 .

It is a cyclic number.

It is not a de Polignac number, because 961517293273 - 2⁵ = 961517293241 is a prime.

It is not a weakly prime, because it can be changed into another prime (961517293873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 480758646636 + 480758646637.

It is an arithmetic number, because the mean of its divisors is an integer number (480758646637).

Almost surely, 2^961517293273 is an apocalyptic number.

It is an amenable number.

961517293273 is a deficient number, since it is larger than the sum of its proper divisors (1).

961517293273 is an equidigital number, since it uses as much as digits as its factorization.

961517293273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4286520, while the sum is 55.

The spelling of 961517293273 in words is "nine hundred sixty-one billion, five hundred seventeen million, two hundred ninety-three thousand, two hundred seventy-three".