961430128 has 10 divisors (see below), whose sum is σ = 1862770904. Its totient is φ = 480715056.

The previous prime is 961430083. The next prime is 961430143. The reversal of 961430128 is 821034169.

It is a junction number, because it is equal to n+sod(n) for n = 961430093 and 961430102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30044676 + ... + 30044707.

Almost surely, 2^961430128 is an apocalyptic number.

It is an amenable number.

961430128 is a deficient number, since it is larger than the sum of its proper divisors (901340776).

961430128 is a wasteful number, since it uses less digits than its factorization.

961430128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60089391 (or 60089385 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 961430128 is about 31006.9367722773. The cubic root of 961430128 is about 986.9744476460.

The spelling of 961430128 in words is "nine hundred sixty-one million, four hundred thirty thousand, one hundred twenty-eight".