961911063 has 12 divisors (see below), whose sum is σ = 1437338760. Its totient is φ = 619160976.

The previous prime is 961911047. The next prime is 961911077. The reversal of 961911063 is 360119169.

It is not a de Polignac number, because 961911063 - 2⁴ = 961911047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (961911463) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1842481 + ... + 1843002.

It is an arithmetic number, because the mean of its divisors is an integer number (119778230).

Almost surely, 2^961911063 is an apocalyptic number.

961911063 is a deficient number, since it is larger than the sum of its proper divisors (475427697).

961911063 is a wasteful number, since it uses less digits than its factorization.

961911063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3685518 (or 3685515 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 36.

The square root of 961911063 is about 31014.6910834205. The cubic root of 961911063 is about 987.1389912137.

The spelling of 961911063 in words is "nine hundred sixty-one million, nine hundred eleven thousand, sixty-three".