103042506 has 32 divisors (see below), whose sum is σ = 236026368. Its totient is φ = 29378160.

The previous prime is 103042487. The next prime is 103042561. The reversal of 103042506 is 605240301.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19621 + ... + 24311.

It is an arithmetic number, because the mean of its divisors is an integer number (7375824).

Almost surely, 2^103042506 is an apocalyptic number.

103042506 is an abundant number, since it is smaller than the sum of its proper divisors (132983862).

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

103042506 is a wasteful number, since it uses less digits than its factorization.

103042506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5226.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 103042506 is about 10150.9854694015. The cubic root of 103042506 is about 468.8192877489.

Adding to 103042506 its reverse (605240301), we get a palindrome (708282807).

The spelling of 103042506 in words is "one hundred three million, forty-two thousand, five hundred six".