116478457 has 8 divisors (see below), whose sum is σ = 117536832. Its totient is φ = 115424400.

The previous prime is 116478437. The next prime is 116478497. The reversal of 116478457 is 754874611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 116478457 - 2¹⁵ = 116445689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116478437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76332 + ... + 77842.

It is an arithmetic number, because the mean of its divisors is an integer number (14692104).

Almost surely, 2^116478457 is an apocalyptic number.

It is an amenable number.

116478457 is a deficient number, since it is larger than the sum of its proper divisors (1058375).

116478457 is a wasteful number, since it uses less digits than its factorization.

116478457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2159.

The product of its digits is 188160, while the sum is 43.

The square root of 116478457 is about 10792.5185661179. The cubic root of 116478457 is about 488.3695034175.

The spelling of 116478457 in words is "one hundred sixteen million, four hundred seventy-eight thousand, four hundred fifty-seven".