1142626303 has 32 divisors (see below), whose sum is σ = 1501839360. Its totient is φ = 844663680.

The previous prime is 1142626301. The next prime is 1142626327. The reversal of 1142626303 is 3036262411.

It is not a de Polignac number, because 1142626303 - 2¹ = 1142626301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142626301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74826 + ... + 88792.

It is an arithmetic number, because the mean of its divisors is an integer number (46932480).

Almost surely, 2^1142626303 is an apocalyptic number.

1142626303 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1142626303 is a deficient number, since it is larger than the sum of its proper divisors (359213057).

1142626303 is a wasteful number, since it uses less digits than its factorization.

1142626303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14047.

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

The square root of 1142626303 is about 33802.7558491908. The cubic root of 1142626303 is about 1045.4455196088.

Adding to 1142626303 its reverse (3036262411), we get a palindrome (4178888714).

The spelling of 1142626303 in words is "one billion, one hundred forty-two million, six hundred twenty-six thousand, three hundred three".