115454340 has 36 divisors (see below), whose sum is σ = 350212044. Its totient is φ = 30787776.

The previous prime is 115454321. The next prime is 115454341. The reversal of 115454340 is 43454511.

It is a happy number.

115454340 is a `hidden beast` number, since 115 + 4 + 543 + 4 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 26378496 + 89075844 = 5136^2 + 9438^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (115454341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 320527 + ... + 320886.

Almost surely, 2^115454340 is an apocalyptic number.

115454340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115454340 is an abundant number, since it is smaller than the sum of its proper divisors (234757704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115454340 is a wasteful number, since it uses less digits than its factorization.

115454340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641428 (or 641423 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 115454340 is about 10744.9681246619. The cubic root of 115454340 is about 486.9339860795.

The spelling of 115454340 in words is "one hundred fifteen million, four hundred fifty-four thousand, three hundred forty".