1142422403 has 2 divisors, whose sum is σ = 1142422404. Its totient is φ = 1142422402.

The previous prime is 1142422381. The next prime is 1142422439. The reversal of 1142422403 is 3042242411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1142422403 - 2¹⁶ = 1142356867 is a prime.

It is not a weakly prime, because it can be changed into another prime (1142422493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 571211201 + 571211202.

It is an arithmetic number, because the mean of its divisors is an integer number (571211202).

Almost surely, 2^1142422403 is an apocalyptic number.

1142422403 is a deficient number, since it is larger than the sum of its proper divisors (1).

1142422403 is an equidigital number, since it uses as much as digits as its factorization.

1142422403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 1142422403 is about 33799.7396883467. The cubic root of 1142422403 is about 1045.3833298326.

Adding to 1142422403 its reverse (3042242411), we get a palindrome (4184664814).

The spelling of 1142422403 in words is "one billion, one hundred forty-two million, four hundred twenty-two thousand, four hundred three".