961115 has 16 divisors (see below), whose sum is σ = 1240320. Its totient is φ = 712800.

The previous prime is 961109. The next prime is 961117. The reversal of 961115 is 511169.

It is not a de Polignac number, because 961115 - 2⁴ = 961099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (961117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6290 + ... + 6440.

It is an arithmetic number, because the mean of its divisors is an integer number (77520).

2⁹⁶¹¹¹⁵ is an apocalyptic number.

961115 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

961115 is a deficient number, since it is larger than the sum of its proper divisors (279205).

961115 is a wasteful number, since it uses less digits than its factorization.

961115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242.

The product of its digits is 270, while the sum is 23.

The square root of 961115 is about 980.3647280477. The cubic root of 961115 is about 98.6866602308.

The spelling of 961115 in words is "nine hundred sixty-one thousand, one hundred fifteen".