1042240413 has 8 divisors (see below), whose sum is σ = 1389803968. Its totient is φ = 694751904.

The previous prime is 1042240399. The next prime is 1042240439. The reversal of 1042240413 is 3140422401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1042240413 - 2¹⁰ = 1042239389 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1042240413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042241413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39456 + ... + 60342.

It is an arithmetic number, because the mean of its divisors is an integer number (173725496).

Almost surely, 2^1042240413 is an apocalyptic number.

It is an amenable number.

1042240413 is a deficient number, since it is larger than the sum of its proper divisors (347563555).

1042240413 is a wasteful number, since it uses less digits than its factorization.

1042240413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37523.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1042240413 is about 32283.7484347775. The cubic root of 1042240413 is about 1013.8864126273.

Adding to 1042240413 its reverse (3140422401), we get a palindrome (4182662814).

The spelling of 1042240413 in words is "one billion, forty-two million, two hundred forty thousand, four hundred thirteen".