73143503061 has 16 divisors (see below), whose sum is σ = 101900451840. Its totient is φ = 46580094000.

The previous prime is 73143503029. The next prime is 73143503093. The reversal of 73143503061 is 16030534137.

It is an interprime number because it is at equal distance from previous prime (73143503029) and next prime (73143503093).

It is not a de Polignac number, because 73143503061 - 2⁵ = 73143503029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73143503261) 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, 653941 + ... + 757578.

It is an arithmetic number, because the mean of its divisors is an integer number (6368778240).

Almost surely, 2^73143503061 is an apocalyptic number.

It is an amenable number.

73143503061 is a deficient number, since it is larger than the sum of its proper divisors (28756948779).

73143503061 is a wasteful number, since it uses less digits than its factorization.

73143503061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1412296.

The product of its (nonzero) digits is 22680, while the sum is 33.

The spelling of 73143503061 in words is "seventy-three billion, one hundred forty-three million, five hundred three thousand, sixty-one".