961804787 has 2 divisors, whose sum is σ = 961804788. Its totient is φ = 961804786.

The previous prime is 961804771. The next prime is 961804817. The reversal of 961804787 is 787408169.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 961804787 - 2⁴ = 961804771 is a prime.

It is a super-2 number, since 2×961804787² = 1850136896592230738, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (961804717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 480902393 + 480902394.

It is an arithmetic number, because the mean of its divisors is an integer number (480902394).

Almost surely, 2^961804787 is an apocalyptic number.

961804787 is a deficient number, since it is larger than the sum of its proper divisors (1).

961804787 is an equidigital number, since it uses as much as digits as its factorization.

961804787 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 677376, while the sum is 50.

The square root of 961804787 is about 31012.9777190131. The cubic root of 961804787 is about 987.1026354454.

The spelling of 961804787 in words is "nine hundred sixty-one million, eight hundred four thousand, seven hundred eighty-seven".