961099351 has 2 divisors, whose sum is σ = 961099352. Its totient is φ = 961099350.

The previous prime is 961099343. The next prime is 961099361. The reversal of 961099351 is 153990169.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 961099351 - 2³ = 961099343 is a prime.

It is a super-3 number, since 3×961099351³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 961099298 and 961099307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (961099361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 480549675 + 480549676.

It is an arithmetic number, because the mean of its divisors is an integer number (480549676).

Almost surely, 2^961099351 is an apocalyptic number.

961099351 is a deficient number, since it is larger than the sum of its proper divisors (1).

961099351 is an equidigital number, since it uses as much as digits as its factorization.

961099351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 65610, while the sum is 43.

The square root of 961099351 is about 31001.6023940699. The cubic root of 961099351 is about 986.8612461820.

The spelling of 961099351 in words is "nine hundred sixty-one million, ninety-nine thousand, three hundred fifty-one".