1240142114 has 16 divisors (see below), whose sum is σ = 1867951800. Its totient is φ = 617497344.

The previous prime is 1240142107. The next prime is 1240142149. The reversal of 1240142114 is 4112410421.

It can be written as a sum of positive squares in 4 ways, for example, as 1205131225 + 35010889 = 34715^2 + 5917^2 .

It is a Curzon number.

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, 955514 + ... + 956810.

Almost surely, 2^1240142114 is an apocalyptic number.

1240142114 is a deficient number, since it is larger than the sum of its proper divisors (627809686).

1240142114 is a wasteful number, since it uses less digits than its factorization.

1240142114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2917.

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 1240142114 is about 35215.6515487077. The cubic root of 1240142114 is about 1074.3781119852.

Adding to 1240142114 its reverse (4112410421), we get a palindrome (5352552535).

The spelling of 1240142114 in words is "one billion, two hundred forty million, one hundred forty-two thousand, one hundred fourteen".