5142569309 has 16 divisors (see below), whose sum is σ = 5479450560. Its totient is φ = 4809611520.

The previous prime is 5142569303. The next prime is 5142569347. The reversal of 5142569309 is 9039652415.

It is a cyclic number.

It is not a de Polignac number, because 5142569309 - 2⁸ = 5142569053 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5142569309.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5142569303) 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, 2024162 + ... + 2026700.

It is an arithmetic number, because the mean of its divisors is an integer number (342465660).

Almost surely, 2^5142569309 is an apocalyptic number.

It is an amenable number.

5142569309 is a deficient number, since it is larger than the sum of its proper divisors (336881251).

5142569309 is a wasteful number, since it uses less digits than its factorization.

5142569309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3260.

The product of its (nonzero) digits is 291600, while the sum is 44.

The square root of 5142569309 is about 71711.7097062955. The cubic root of 5142569309 is about 1726.0765452846.

The spelling of 5142569309 in words is "five billion, one hundred forty-two million, five hundred sixty-nine thousand, three hundred nine".