116426387 has 32 divisors (see below), whose sum is σ = 159045120. Its totient is φ = 82414080.

The previous prime is 116426371. The next prime is 116426389. The reversal of 116426387 is 783624611.

It is not a de Polignac number, because 116426387 - 2⁴ = 116426371 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 116426387.

It is not an unprimeable number, because it can be changed into a prime (116426389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36428 + ... + 39494.

It is an arithmetic number, because the mean of its divisors is an integer number (4970160).

Almost surely, 2^116426387 is an apocalyptic number.

116426387 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

116426387 is a deficient number, since it is larger than the sum of its proper divisors (42618733).

116426387 is a wasteful number, since it uses less digits than its factorization.

116426387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3131.

The product of its digits is 48384, while the sum is 38.

The square root of 116426387 is about 10790.1059772367. The cubic root of 116426387 is about 488.2967197431.

The spelling of 116426387 in words is "one hundred sixteen million, four hundred twenty-six thousand, three hundred eighty-seven".