1142353011 has 4 divisors (see below), whose sum is σ = 1523137352. Its totient is φ = 761568672.

The previous prime is 1142352977. The next prime is 1142353019. The reversal of 1142353011 is 1103532411.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1142353011 - 2⁹ = 1142352499 is a prime.

It is a super-3 number, since 3×1142353011³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1142353019) 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, 190392166 + ... + 190392171.

It is an arithmetic number, because the mean of its divisors is an integer number (380784338).

Almost surely, 2^1142353011 is an apocalyptic number.

1142353011 is a deficient number, since it is larger than the sum of its proper divisors (380784341).

1142353011 is an equidigital number, since it uses as much as digits as its factorization.

1142353011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380784340.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 1142353011 is about 33798.7131559768. The cubic root of 1142353011 is about 1045.3621634909.

Adding to 1142353011 its reverse (1103532411), we get a palindrome (2245885422).

The spelling of 1142353011 in words is "one billion, one hundred forty-two million, three hundred fifty-three thousand, eleven".