1140421412 has 24 divisors (see below), whose sum is σ = 2151991800. Its totient is φ = 525678336.

The previous prime is 1140421409. The next prime is 1140421423. The reversal of 1140421412 is 2141240411.

It can be written as a sum of positive squares in 4 ways, for example, as 107827456 + 1032593956 = 10384^2 + 32134^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28514 + ... + 55622.

It is an arithmetic number, because the mean of its divisors is an integer number (89666325).

Almost surely, 2^1140421412 is an apocalyptic number.

It is an amenable number.

1140421412 is a deficient number, since it is larger than the sum of its proper divisors (1011570388).

1140421412 is a wasteful number, since it uses less digits than its factorization.

1140421412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27935 (or 27933 counting only the distinct ones).

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

The square root of 1140421412 is about 33770.1260287847. The cubic root of 1140421412 is about 1044.7726318671.

Adding to 1140421412 its reverse (2141240411), we get a palindrome (3281661823).

The spelling of 1140421412 in words is "one billion, one hundred forty million, four hundred twenty-one thousand, four hundred twelve".