1140426077 has 16 divisors (see below), whose sum is σ = 1314624000. Its totient is φ = 969080112.

The previous prime is 1140426061. The next prime is 1140426103. The reversal of 1140426077 is 7706240411.

It is not a de Polignac number, because 1140426077 - 2⁴ = 1140426061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140426017) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 568358 + ... + 570360.

It is an arithmetic number, because the mean of its divisors is an integer number (82164000).

Almost surely, 2^1140426077 is an apocalyptic number.

It is an amenable number.

1140426077 is a deficient number, since it is larger than the sum of its proper divisors (174197923).

1140426077 is a wasteful number, since it uses less digits than its factorization.

1140426077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2672.

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 1140426077 is about 33770.1950986369. The cubic root of 1140426077 is about 1044.7740564451.

Adding to 1140426077 its reverse (7706240411), we get a palindrome (8846666488).

The spelling of 1140426077 in words is "one billion, one hundred forty million, four hundred twenty-six thousand, seventy-seven".