10423403542 has 4 divisors (see below), whose sum is σ = 15635105316. Its totient is φ = 5211701770.

The previous prime is 10423403531. The next prime is 10423403581. The reversal of 10423403542 is 24530432401.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 10423403542.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2605850884 + ... + 2605850887.

It is an arithmetic number, because the mean of its divisors is an integer number (3908776329).

Almost surely, 2^10423403542 is an apocalyptic number.

10423403542 is a deficient number, since it is larger than the sum of its proper divisors (5211701774).

10423403542 is an equidigital number, since it uses as much as digits as its factorization.

10423403542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5211701773.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 10423403542 its reverse (24530432401), we get a palindrome (34953835943).

The spelling of 10423403542 in words is "ten billion, four hundred twenty-three million, four hundred three thousand, five hundred forty-two".