1303420442 has 16 divisors (see below), whose sum is σ = 2043800640. Its totient is φ = 622255392.

The previous prime is 1303420441. The next prime is 1303420477. The reversal of 1303420442 is 2440243031.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (1303420441) 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, 734 + ... + 51062.

It is an arithmetic number, because the mean of its divisors is an integer number (127737540).

Almost surely, 2^1303420442 is an apocalyptic number.

1303420442 is a deficient number, since it is larger than the sum of its proper divisors (740380198).

1303420442 is a wasteful number, since it uses less digits than its factorization.

1303420442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50917.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 1303420442 is about 36102.9145914842. The cubic root of 1303420442 is about 1092.3492360908.

Adding to 1303420442 its reverse (2440243031), we get a palindrome (3743663473).

The spelling of 1303420442 in words is "one billion, three hundred three million, four hundred twenty thousand, four hundred forty-two".