1240267106 has 16 divisors (see below), whose sum is σ = 2010047424. Its totient is φ = 570562704.

The previous prime is 1240267081. The next prime is 1240267117. The reversal of 1240267106 is 6017620421.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69710 + ... + 85673.

It is an arithmetic number, because the mean of its divisors is an integer number (125627964).

Almost surely, 2^1240267106 is an apocalyptic number.

1240267106 is a deficient number, since it is larger than the sum of its proper divisors (769780318).

1240267106 is a wasteful number, since it uses less digits than its factorization.

1240267106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155705.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 1240267106 is about 35217.4261694406. The cubic root of 1240267106 is about 1074.4142057404.

Adding to 1240267106 its reverse (6017620421), we get a palindrome (7257887527).

The spelling of 1240267106 in words is "one billion, two hundred forty million, two hundred sixty-seven thousand, one hundred six".