961409614 has 48 divisors (see below), whose sum is σ = 1741299840. Its totient is φ = 395960400.

The previous prime is 961409597. The next prime is 961409623. The reversal of 961409614 is 416904169.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 101209 + ... + 110299.

It is an arithmetic number, because the mean of its divisors is an integer number (36277080).

Almost surely, 2^961409614 is an apocalyptic number.

961409614 is a deficient number, since it is larger than the sum of its proper divisors (779890226).

961409614 is a wasteful number, since it uses less digits than its factorization.

961409614 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9157 (or 9146 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 961409614 is about 31006.6059735663. The cubic root of 961409614 is about 986.9674279167.

Subtracting from 961409614 its reverse (416904169), we obtain a palindrome (544505445).

The spelling of 961409614 in words is "nine hundred sixty-one million, four hundred nine thousand, six hundred fourteen".