1142400413 has 8 divisors (see below), whose sum is σ = 1424291520. Its totient is φ = 890182080.

The previous prime is 1142400397. The next prime is 1142400431. The reversal of 1142400413 is 3140042411.

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

It is a cyclic number.

It is not a de Polignac number, because 1142400413 - 2⁴ = 1142400397 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142400473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7418108 + ... + 7418261.

It is an arithmetic number, because the mean of its divisors is an integer number (178036440).

Almost surely, 2^1142400413 is an apocalyptic number.

It is an amenable number.

1142400413 is a deficient number, since it is larger than the sum of its proper divisors (281891107).

1142400413 is a wasteful number, since it uses less digits than its factorization.

1142400413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14836387.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1142400413 is about 33799.4143884180. The cubic root of 1142400413 is about 1045.3766224107.

Adding to 1142400413 its reverse (3140042411), we get a palindrome (4282442824).

It can be divided in two parts, 11 and 42400413, that added together give a palindrome (42400424).

The spelling of 1142400413 in words is "one billion, one hundred forty-two million, four hundred thousand, four hundred thirteen".