1142632803 has 8 divisors (see below), whose sum is σ = 1640703568. Its totient is φ = 703158624.

The previous prime is 1142632793. The next prime is 1142632831. The reversal of 1142632803 is 3082362411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1142632803 - 2¹⁰ = 1142631779 is a prime.

It is a super-3 number, since 3×1142632803³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1142632703) 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 7 ways as a sum of consecutive naturals, for example, 14649100 + ... + 14649177.

It is an arithmetic number, because the mean of its divisors is an integer number (205087946).

Almost surely, 2^1142632803 is an apocalyptic number.

1142632803 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1142632803 is a deficient number, since it is larger than the sum of its proper divisors (498070765).

1142632803 is a wasteful number, since it uses less digits than its factorization.

1142632803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29298293.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 1142632803 is about 33802.8519950610. The cubic root of 1142632803 is about 1045.4475019960.

The spelling of 1142632803 in words is "one billion, one hundred forty-two million, six hundred thirty-two thousand, eight hundred three".