103521542 has 16 divisors (see below), whose sum is σ = 158976000. Its totient is φ = 50535048.

The previous prime is 103521541. The next prime is 103521547. The reversal of 103521542 is 245125301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103521541) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 45803 + ... + 48009.

It is an arithmetic number, because the mean of its divisors is an integer number (9936000).

Almost surely, 2^103521542 is an apocalyptic number.

103521542 is a deficient number, since it is larger than the sum of its proper divisors (55454458).

103521542 is a wasteful number, since it uses less digits than its factorization.

103521542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2755.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 103521542 is about 10174.5536511436. The cubic root of 103521542 is about 469.5446653986.

Adding to 103521542 its reverse (245125301), we get a palindrome (348646843).

The spelling of 103521542 in words is "one hundred three million, five hundred twenty-one thousand, five hundred forty-two".