5146149009 has 4 divisors (see below), whose sum is σ = 6861532016. Its totient is φ = 3430766004.

The previous prime is 5146148971. The next prime is 5146149059. The reversal of 5146149009 is 9009416415.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 5146149009 - 2⁸ = 5146148753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5146149059) 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, 857691499 + ... + 857691504.

It is an arithmetic number, because the mean of its divisors is an integer number (1715383004).

Almost surely, 2^5146149009 is an apocalyptic number.

It is an amenable number.

5146149009 is a deficient number, since it is larger than the sum of its proper divisors (1715383007).

5146149009 is a wasteful number, since it uses less digits than its factorization.

5146149009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1715383006.

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 5146149009 is about 71736.6643286402. The cubic root of 5146149009 is about 1726.4769549315.

The spelling of 5146149009 in words is "five billion, one hundred forty-six million, one hundred forty-nine thousand, nine".