1003531401541 has 32 divisors (see below), whose sum is σ = 1058551234560. Its totient is φ = 949533133824.

The previous prime is 1003531401539. The next prime is 1003531401563. The reversal of 1003531401541 is 1451041353001.

It is a cyclic number.

It is not a de Polignac number, because 1003531401541 - 2¹ = 1003531401539 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003531401241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 909819396 + ... + 909820498.

It is an arithmetic number, because the mean of its divisors is an integer number (33079726080).

Almost surely, 2^{1003531401541} is an apocalyptic number.

It is an amenable number.

1003531401541 is a deficient number, since it is larger than the sum of its proper divisors (55019833019).

1003531401541 is a wasteful number, since it uses less digits than its factorization.

1003531401541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2265.

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 1003531401541 its reverse (1451041353001), we get a palindrome (2454572754542).

The spelling of 1003531401541 in words is "one trillion, three billion, five hundred thirty-one million, four hundred one thousand, five hundred forty-one".