116405471 has 8 divisors (see below), whose sum is σ = 143268384. Its totient is φ = 92100960.

The previous prime is 116405431. The next prime is 116405483. The reversal of 116405471 is 174504611.

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

It is not a de Polignac number, because 116405471 - 2¹⁸ = 116143327 is a prime.

It is a super-3 number, since 3×116405471³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116405431) 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, 639500 + ... + 639681.

It is an arithmetic number, because the mean of its divisors is an integer number (17908548).

Almost surely, 2^116405471 is an apocalyptic number.

116405471 is a deficient number, since it is larger than the sum of its proper divisors (26862913).

116405471 is a wasteful number, since it uses less digits than its factorization.

116405471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1279201.

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 116405471 is about 10789.1367124529. The cubic root of 116405471 is about 488.2674771572.

The spelling of 116405471 in words is "one hundred sixteen million, four hundred five thousand, four hundred seventy-one".