1503041431243 has 16 divisors (see below), whose sum is σ = 1667687984352. Its totient is φ = 1343092896000.

The previous prime is 1503041431183. The next prime is 1503041431247. The reversal of 1503041431243 is 3421341403051.

It is a cyclic number.

It is not a de Polignac number, because 1503041431243 - 2¹⁷ = 1503041300171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1503041431247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237505 + ... + 1749997.

It is an arithmetic number, because the mean of its divisors is an integer number (104230499022).

Almost surely, 2^{1503041431243} is an apocalyptic number.

1503041431243 is a deficient number, since it is larger than the sum of its proper divisors (164646553109).

1503041431243 is a wasteful number, since it uses less digits than its factorization.

1503041431243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1514046.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 1503041431243 its reverse (3421341403051), we get a palindrome (4924382834294).

The spelling of 1503041431243 in words is "one trillion, five hundred three billion, forty-one million, four hundred thirty-one thousand, two hundred forty-three".