9514873145 has 4 divisors (see below), whose sum is σ = 11417847780. Its totient is φ = 7611898512.

The previous prime is 9514873139. The next prime is 9514873163. The reversal of 9514873145 is 5413784159.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3406356496 + 6108516649 = 58364^2 + 78157^2 .

It is a cyclic number.

It is not a de Polignac number, because 9514873145 - 2²⁰ = 9513824569 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 9514873145.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 951487310 + ... + 951487319.

It is an arithmetic number, because the mean of its divisors is an integer number (2854461945).

Almost surely, 2^9514873145 is an apocalyptic number.

It is an amenable number.

9514873145 is a deficient number, since it is larger than the sum of its proper divisors (1902974635).

9514873145 is a wasteful number, since it uses less digits than its factorization.

9514873145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1902974634.

The product of its digits is 604800, while the sum is 47.

The square root of 9514873145 is about 97544.2112326508. The cubic root of 9514873145 is about 2119.0164793106.

The spelling of 9514873145 in words is "nine billion, five hundred fourteen million, eight hundred seventy-three thousand, one hundred forty-five".