961787914 has 4 divisors (see below), whose sum is σ = 1442681874. Its totient is φ = 480893956.

The previous prime is 961787899. The next prime is 961787917. The reversal of 961787914 is 419787169.

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

It can be written as a sum of positive squares in only one way, i.e., 851180625 + 110607289 = 29175^2 + 10517^2 .

It is not an unprimeable number, because it can be changed into a prime (961787917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 240446977 + ... + 240446980.

Almost surely, 2^961787914 is an apocalyptic number.

961787914 is a deficient number, since it is larger than the sum of its proper divisors (480893960).

961787914 is a wasteful number, since it uses less digits than its factorization.

961787914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480893959.

The product of its digits is 762048, while the sum is 52.

The square root of 961787914 is about 31012.7056865408. The cubic root of 961787914 is about 987.0968631444.

The spelling of 961787914 in words is "nine hundred sixty-one million, seven hundred eighty-seven thousand, nine hundred fourteen".