961087 has 2 divisors, whose sum is σ = 961088. Its totient is φ = 961086.

The previous prime is 961073. The next prime is 961091. The reversal of 961087 is 780169.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-961087 is a prime.

It is equal to p₇₅₆₉₄ and since 961087 and 75694 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (961067) by changing a digit.

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

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 480543 + 480544.

It is an arithmetic number, because the mean of its divisors is an integer number (480544).

2⁹⁶¹⁰⁸⁷ is an apocalyptic number.

961087 is a deficient number, since it is larger than the sum of its proper divisors (1).

961087 is an equidigital number, since it uses as much as digits as its factorization.

961087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 961087 is about 980.3504475441. The cubic root of 961087 is about 98.6857018809.

The spelling of 961087 in words is "nine hundred sixty-one thousand, eighty-seven".