611140514 has 16 divisors (see below), whose sum is σ = 971740800. Its totient is φ = 287267904.

The previous prime is 611140487. The next prime is 611140549. The reversal of 611140514 is 415041116.

It is a happy number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 611140514.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 21467 + ... + 41025.

It is an arithmetic number, because the mean of its divisors is an integer number (60733800).

Almost surely, 2^611140514 is an apocalyptic number.

611140514 is a deficient number, since it is larger than the sum of its proper divisors (360600286).

611140514 is a wasteful number, since it uses less digits than its factorization.

611140514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20497.

The product of its (nonzero) digits is 480, while the sum is 23.

The square root of 611140514 is about 24721.2563192084. The cubic root of 611140514 is about 848.6208379696.

The spelling of 611140514 in words is "six hundred eleven million, one hundred forty thousand, five hundred fourteen".