961963045 has 4 divisors (see below), whose sum is σ = 1154355660. Its totient is φ = 769570432.

The previous prime is 961963039. The next prime is 961963061. The reversal of 961963045 is 540369169.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 162996289 + 798966756 = 12767^2 + 28266^2 .

It is a cyclic number.

It is not a de Polignac number, because 961963045 - 2¹⁷ = 961831973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 961962992 and 961963010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96196300 + ... + 96196309.

It is an arithmetic number, because the mean of its divisors is an integer number (288588915).

Almost surely, 2^961963045 is an apocalyptic number.

It is an amenable number.

961963045 is a deficient number, since it is larger than the sum of its proper divisors (192392615).

961963045 is a wasteful number, since it uses less digits than its factorization.

961963045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192392614.

The product of its (nonzero) digits is 174960, while the sum is 43.

The square root of 961963045 is about 31015.5290943102. The cubic root of 961963045 is about 987.1567726687.

The spelling of 961963045 in words is "nine hundred sixty-one million, nine hundred sixty-three thousand, forty-five".