103144350542 has 4 divisors (see below), whose sum is σ = 154716525816. Its totient is φ = 51572175270.

The previous prime is 103144350509. The next prime is 103144350559. The reversal of 103144350542 is 245053441301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 245053441301 = 467 ⋅524739703.

It is a junction number, because it is equal to n+sod(n) for n = 103144350499 and 103144350508.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 25786087634 + ... + 25786087637.

It is an arithmetic number, because the mean of its divisors is an integer number (38679131454).

Almost surely, 2^103144350542 is an apocalyptic number.

103144350542 is a deficient number, since it is larger than the sum of its proper divisors (51572175274).

103144350542 is an equidigital number, since it uses as much as digits as its factorization.

103144350542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51572175273.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 103144350542 its reverse (245053441301), we get a palindrome (348197791843).

The spelling of 103144350542 in words is "one hundred three billion, one hundred forty-four million, three hundred fifty thousand, five hundred forty-two".