1011144695 has 16 divisors (see below), whose sum is σ = 1359458208. Its totient is φ = 715501440.

The previous prime is 1011144647. The next prime is 1011144703. The reversal of 1011144695 is 5964411101.

It is not a de Polignac number, because 1011144695 - 2¹⁴ = 1011128311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 246404 + ... + 250473.

It is an arithmetic number, because the mean of its divisors is an integer number (84966138).

Almost surely, 2^1011144695 is an apocalyptic number.

1011144695 is a deficient number, since it is larger than the sum of its proper divisors (348313513).

1011144695 is a wasteful number, since it uses less digits than its factorization.

1011144695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496930.

The product of its (nonzero) digits is 4320, while the sum is 32.

The square root of 1011144695 is about 31798.5014584021. The cubic root of 1011144695 is about 1003.7011826796.

Adding to 1011144695 its reverse (5964411101), we get a palindrome (6975555796).

The spelling of 1011144695 in words is "one billion, eleven million, one hundred forty-four thousand, six hundred ninety-five".