1442313136 has 20 divisors (see below), whose sum is σ = 3048525864. Its totient is φ = 655596800.

The previous prime is 1442313113. The next prime is 1442313139. The reversal of 1442313136 is 6313132441.

It is not an unprimeable number, because it can be changed into a prime (1442313139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4097305 + ... + 4097656.

Almost surely, 2^1442313136 is an apocalyptic number.

1442313136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1442313136 is an abundant number, since it is smaller than the sum of its proper divisors (1606212728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1442313136 is a wasteful number, since it uses less digits than its factorization.

1442313136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8194980 (or 8194974 counting only the distinct ones).

The product of its digits is 5184, while the sum is 28.

The square root of 1442313136 is about 37977.7979351094. The cubic root of 1442313136 is about 1129.8475623853.

Adding to 1442313136 its reverse (6313132441), we get a palindrome (7755445577).

The spelling of 1442313136 in words is "one billion, four hundred forty-two million, three hundred thirteen thousand, one hundred thirty-six".