961631354 has 8 divisors (see below), whose sum is σ = 1455680820. Its totient is φ = 476404416.

The previous prime is 961631353. The next prime is 961631423. The reversal of 961631354 is 453136169.

961631354 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 937768129 + 23863225 = 30623^2 + 4885^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (961631353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2205359 + ... + 2205794.

Almost surely, 2^961631354 is an apocalyptic number.

961631354 is a deficient number, since it is larger than the sum of its proper divisors (494049466).

961631354 is a wasteful number, since it uses less digits than its factorization.

961631354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4411264.

The product of its digits is 58320, while the sum is 38.

The square root of 961631354 is about 31010.1814570634. The cubic root of 961631354 is about 987.0433003063.

The spelling of 961631354 in words is "nine hundred sixty-one million, six hundred thirty-one thousand, three hundred fifty-four".