7481272503 has 16 divisors (see below), whose sum is σ = 9999986816. Its totient is φ = 4975054560.

The previous prime is 7481272493. The next prime is 7481272529. The reversal of 7481272503 is 3052721847.

It is not a de Polignac number, because 7481272503 - 2¹² = 7481268407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7481272003) 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, 3869325 + ... + 3871257.

It is an arithmetic number, because the mean of its divisors is an integer number (624999176).

Almost surely, 2^7481272503 is an apocalyptic number.

7481272503 is a deficient number, since it is larger than the sum of its proper divisors (2518714313).

7481272503 is a wasteful number, since it uses less digits than its factorization.

7481272503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4494.

The product of its (nonzero) digits is 94080, while the sum is 39.

The square root of 7481272503 is about 86494.3495437708. The cubic root of 7481272503 is about 1955.8032254763.

The spelling of 7481272503 in words is "seven billion, four hundred eighty-one million, two hundred seventy-two thousand, five hundred three".