1542113303 has 4 divisors (see below), whose sum is σ = 1550633448. Its totient is φ = 1533593160.

The previous prime is 1542113297. The next prime is 1542113327. The reversal of 1542113303 is 3033112451.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3033112451 = 2243 ⋅1352257.

It is a cyclic number.

It is not a de Polignac number, because 1542113303 - 2⁶ = 1542113239 is a prime.

It is a super-2 number, since 2×1542113303² = 4756226878579139618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1542110303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4259801 + ... + 4260162.

It is an arithmetic number, because the mean of its divisors is an integer number (387658362).

Almost surely, 2^1542113303 is an apocalyptic number.

1542113303 is a deficient number, since it is larger than the sum of its proper divisors (8520145).

1542113303 is an equidigital number, since it uses as much as digits as its factorization.

1542113303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8520144.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 1542113303 is about 39269.7504830372. The cubic root of 1542113303 is about 1155.3283432733.

Adding to 1542113303 its reverse (3033112451), we get a palindrome (4575225754).

The spelling of 1542113303 in words is "one billion, five hundred forty-two million, one hundred thirteen thousand, three hundred three".