1603541442 has 16 divisors (see below), whose sum is σ = 3375876960. Its totient is φ = 506381472.

The previous prime is 1603541431. The next prime is 1603541449. The reversal of 1603541442 is 2441453061.

It is a super-2 number, since 2×1603541442² = 5142690312422878728, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1603541449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7032963 + ... + 7033190.

It is an arithmetic number, because the mean of its divisors is an integer number (210992310).

Almost surely, 2^1603541442 is an apocalyptic number.

1603541442 is an abundant number, since it is smaller than the sum of its proper divisors (1772335518).

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

1603541442 is a wasteful number, since it uses less digits than its factorization.

1603541442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14066177.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 1603541442 is about 40044.2435563465. The cubic root of 1603541442 is about 1170.4693959941.

The spelling of 1603541442 in words is "one billion, six hundred three million, five hundred forty-one thousand, four hundred forty-two".