116961549 has 16 divisors (see below), whose sum is σ = 166411200. Its totient is φ = 72855936.

The previous prime is 116961517. The next prime is 116961557. The reversal of 116961549 is 945169611.

It is not a de Polignac number, because 116961549 - 2⁵ = 116961517 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 116961549.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116961589) 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, 9894 + ... + 18215.

It is an arithmetic number, because the mean of its divisors is an integer number (10400700).

Almost surely, 2^116961549 is an apocalyptic number.

116961549 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

116961549 is a deficient number, since it is larger than the sum of its proper divisors (49449651).

116961549 is a wasteful number, since it uses less digits than its factorization.

116961549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28204.

The product of its digits is 58320, while the sum is 42.

The square root of 116961549 is about 10814.8762822327. The cubic root of 116961549 is about 489.0437396316.

The spelling of 116961549 in words is "one hundred sixteen million, nine hundred sixty-one thousand, five hundred forty-nine".