1142260455 has 16 divisors (see below), whose sum is σ = 2088705024. Its totient is φ = 522176160.

The previous prime is 1142260453. The next prime is 1142260459. The reversal of 1142260455 is 5540622411.

It is not a de Polignac number, because 1142260455 - 2¹ = 1142260453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142260453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5439231 + ... + 5439440.

It is an arithmetic number, because the mean of its divisors is an integer number (130544064).

Almost surely, 2^1142260455 is an apocalyptic number.

1142260455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1142260455 is a deficient number, since it is larger than the sum of its proper divisors (946444569).

1142260455 is a wasteful number, since it uses less digits than its factorization.

1142260455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10878686.

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 1142260455 is about 33797.3439045142. The cubic root of 1142260455 is about 1045.3339302003. Note that the first 3 decimals are identical.

Adding to 1142260455 its reverse (5540622411), we get a palindrome (6682882866).

The spelling of 1142260455 in words is "one billion, one hundred forty-two million, two hundred sixty thousand, four hundred fifty-five".