116387457 has 16 divisors (see below), whose sum is σ = 164540160. Its totient is φ = 72925952.

The previous prime is 116387437. The next prime is 116387507. The reversal of 116387457 is 754783611.

It is a cyclic number.

It is not a de Polignac number, because 116387457 - 2⁶ = 116387393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116387437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55219 + ... + 57287.

It is an arithmetic number, because the mean of its divisors is an integer number (10283760).

Almost surely, 2^116387457 is an apocalyptic number.

116387457 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

116387457 is a deficient number, since it is larger than the sum of its proper divisors (48152703).

116387457 is a wasteful number, since it uses less digits than its factorization.

116387457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3192.

The product of its digits is 141120, while the sum is 42.

The square root of 116387457 is about 10788.3018589582. The cubic root of 116387457 is about 488.2422890396.

The spelling of 116387457 in words is "one hundred sixteen million, three hundred eighty-seven thousand, four hundred fifty-seven".