5146542731 has 6 divisors (see below), whose sum is σ = 5656943796. Its totient is φ = 4678675100.

The previous prime is 5146542727. The next prime is 5146542761. The reversal of 5146542731 is 1372456415.

It is not a de Polignac number, because 5146542731 - 2² = 5146542727 is a prime.

It is a super-2 number, since 2×5146542731² = 52973804164017876722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5146542761) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21266585 + ... + 21266826.

It is an arithmetic number, because the mean of its divisors is an integer number (942823966).

Almost surely, 2^5146542731 is an apocalyptic number.

5146542731 is a deficient number, since it is larger than the sum of its proper divisors (510401065).

5146542731 is a wasteful number, since it uses less digits than its factorization.

5146542731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42533433 (or 42533422 counting only the distinct ones).

The product of its digits is 100800, while the sum is 38.

The square root of 5146542731 is about 71739.4084935191. The cubic root of 5146542731 is about 1726.5209836233.

The spelling of 5146542731 in words is "five billion, one hundred forty-six million, five hundred forty-two thousand, seven hundred thirty-one".