1140421737 has 24 divisors (see below), whose sum is σ = 1904883456. Its totient is φ = 601540128.

The previous prime is 1140421717. The next prime is 1140421739. The reversal of 1140421737 is 7371240411.

It is not a de Polignac number, because 1140421737 - 2⁷ = 1140421609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1140421739) 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 23 ways as a sum of consecutive naturals, for example, 296473 + ... + 300294.

It is an arithmetic number, because the mean of its divisors is an integer number (79370144).

Almost surely, 2^1140421737 is an apocalyptic number.

It is an amenable number.

1140421737 is a deficient number, since it is larger than the sum of its proper divisors (764461719).

1140421737 is a wasteful number, since it uses less digits than its factorization.

1140421737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596797 (or 596790 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 30.

The square root of 1140421737 is about 33770.1308407297. The cubic root of 1140421737 is about 1044.7727311143.

The spelling of 1140421737 in words is "one billion, one hundred forty million, four hundred twenty-one thousand, seven hundred thirty-seven".