116212455 has 32 divisors (see below), whose sum is σ = 217478400. Its totient is φ = 58716576.

The previous prime is 116212433. The next prime is 116212457. The reversal of 116212455 is 554212611.

116212455 is a `hidden beast` number, since 11 + 621 + 24 + 5 + 5 = 666.

It is not a de Polignac number, because 116212455 - 2⁹ = 116211943 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116212457) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20089 + ... + 25218.

It is an arithmetic number, because the mean of its divisors is an integer number (6796200).

Almost surely, 2^116212455 is an apocalyptic number.

116212455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

116212455 is a deficient number, since it is larger than the sum of its proper divisors (101265945).

116212455 is a wasteful number, since it uses less digits than its factorization.

116212455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45340 (or 45334 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The square root of 116212455 is about 10780.1880781367. The cubic root of 116212455 is about 487.9974567076.

The spelling of 116212455 in words is "one hundred sixteen million, two hundred twelve thousand, four hundred fifty-five".