116011557 has 12 divisors (see below), whose sum is σ = 171138240. Its totient is φ = 75695208.

The previous prime is 116011537. The next prime is 116011561. The reversal of 116011557 is 755110611.

It is a happy number.

116011557 is a `hidden beast` number, since 1 + 1 + 601 + 1 + 5 + 57 = 666.

It is not a de Polignac number, because 116011557 - 2⁷ = 116011429 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 116011557.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116011537) 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 11 ways as a sum of consecutive naturals, for example, 136707 + ... + 137552.

It is an arithmetic number, because the mean of its divisors is an integer number (14261520).

Almost surely, 2^116011557 is an apocalyptic number.

It is an amenable number.

116011557 is a deficient number, since it is larger than the sum of its proper divisors (55126683).

116011557 is a wasteful number, since it uses less digits than its factorization.

116011557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274312 (or 274309 counting only the distinct ones).

The product of its (nonzero) digits is 1050, while the sum is 27.

The square root of 116011557 is about 10770.8661211622. The cubic root of 116011557 is about 487.7160919709.

The spelling of 116011557 in words is "one hundred sixteen million, eleven thousand, five hundred fifty-seven".