103057542 has 64 divisors (see below), whose sum is σ = 266227200. Its totient is φ = 28939680.

The previous prime is 103057529. The next prime is 103057567. The reversal of 103057542 is 245750301.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19992 + ... + 24612.

It is an arithmetic number, because the mean of its divisors is an integer number (4159800).

Almost surely, 2^103057542 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103057542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133113600).

103057542 is an abundant number, since it is smaller than the sum of its proper divisors (163169658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103057542 is a wasteful number, since it uses less digits than its factorization.

103057542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4698 (or 4692 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 103057542 is about 10151.7260601338. The cubic root of 103057542 is about 468.8420900669.

The spelling of 103057542 in words is "one hundred three million, fifty-seven thousand, five hundred forty-two".