1142151103 has 8 divisors (see below), whose sum is σ = 1210591872. Its totient is φ = 1073849856.

The previous prime is 1142151097. The next prime is 1142151149. The reversal of 1142151103 is 3011512411.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1142151103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142151163) 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, 17775 + ... + 50992.

It is an arithmetic number, because the mean of its divisors is an integer number (151323984).

Almost surely, 2^1142151103 is an apocalyptic number.

1142151103 is a deficient number, since it is larger than the sum of its proper divisors (68440769).

1142151103 is an equidigital number, since it uses as much as digits as its factorization.

1142151103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69761.

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 1142151103 is about 33795.7261055300. The cubic root of 1142151103 is about 1045.3005714908.

Adding to 1142151103 its reverse (3011512411), we get a palindrome (4153663514).

The spelling of 1142151103 in words is "one billion, one hundred forty-two million, one hundred fifty-one thousand, one hundred three".