609054947 has 4 divisors (see below), whose sum is σ = 615085296. Its totient is φ = 603024600.

The previous prime is 609054931. The next prime is 609054983. The reversal of 609054947 is 749450906.

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

It is a cyclic number.

It is not a de Polignac number, because 609054947 - 2⁴ = 609054931 is a prime.

It is a super-3 number, since 3×609054947³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 609054898 and 609054907.

It is not an unprimeable number, because it can be changed into a prime (609054917) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3015023 + ... + 3015224.

It is an arithmetic number, because the mean of its divisors is an integer number (153771324).

Almost surely, 2^609054947 is an apocalyptic number.

609054947 is a deficient number, since it is larger than the sum of its proper divisors (6030349).

609054947 is a wasteful number, since it uses less digits than its factorization.

609054947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6030348.

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 609054947 is about 24679.0386157970. The cubic root of 609054947 is about 847.6544084501.

The spelling of 609054947 in words is "six hundred nine million, fifty-four thousand, nine hundred forty-seven".