116665454 has 4 divisors (see below), whose sum is σ = 174998184. Its totient is φ = 58332726.

The previous prime is 116665447. The next prime is 116665481. The reversal of 116665454 is 454566611.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 454566611 = 307 ⋅1480673.

It is a super-2 number, since 2×116665454² = 27221656314052232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29166362 + ... + 29166365.

It is an arithmetic number, because the mean of its divisors is an integer number (43749546).

Almost surely, 2^116665454 is an apocalyptic number.

116665454 is a deficient number, since it is larger than the sum of its proper divisors (58332730).

116665454 is an equidigital number, since it uses as much as digits as its factorization.

116665454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58332729.

The product of its digits is 86400, while the sum is 38.

The square root of 116665454 is about 10801.1783616418. The cubic root of 116665454 is about 488.6307099586.

The spelling of 116665454 in words is "one hundred sixteen million, six hundred sixty-five thousand, four hundred fifty-four".