6140235105 has 64 divisors (see below), whose sum is σ = 11435904000. Its totient is φ = 3121687296.

The previous prime is 6140235103. The next prime is 6140235113. The reversal of 6140235105 is 5015320416.

6140235105 is a `hidden beast` number, since 6 + 140 + 2 + 3 + 510 + 5 = 666.

It is not a de Polignac number, because 6140235105 - 2¹ = 6140235103 is a prime.

It is a super-2 number, since 2×6140235105² = 75404974289348722050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (6140235103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 299359 + ... + 319211.

It is an arithmetic number, because the mean of its divisors is an integer number (178686000).

Almost surely, 2^6140235105 is an apocalyptic number.

It is an amenable number.

6140235105 is a deficient number, since it is larger than the sum of its proper divisors (5295668895).

6140235105 is a wasteful number, since it uses less digits than its factorization.

6140235105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19975 (or 19969 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 6140235105 is about 78359.6522771764. The cubic root of 6140235105 is about 1831.1686032305.

The spelling of 6140235105 in words is "six billion, one hundred forty million, two hundred thirty-five thousand, one hundred five".